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Electric Time-Switch. (open access)

Electric Time-Switch.

Patent for an electric, switch-operated construction functioning for timer-controlled circuit completions and breaks, including illustrations.
Date: July 3, 1906
Creator: Chappel, James. M.
Object Type: Patent
System: The Portal to Texas History
Automatic Baling-Press (open access)

Automatic Baling-Press

Patent for an automatic hay baling press which has more packing devices for feeding the hay into the press than previous versions.
Date: August 3, 1909
Creator: Rahm, Robert E.
Object Type: Patent
System: The Portal to Texas History
Apparatus For Handling Seed Cotton (open access)

Apparatus For Handling Seed Cotton

Patent for an apparatus for handling seed cotton. Illustration included.
Date: May 3, 1904
Creator: Benefield, Chauncey R.
Object Type: Patent
System: The Portal to Texas History
Combined Railway-Tie and Rail-Clamp. (open access)

Combined Railway-Tie and Rail-Clamp.

Patent for a combined railway tie and rail clamp, which is made of metal rather than wood.
Date: January 3, 1911
Creator: Finley, Jefferson L.
Object Type: Patent
System: The Portal to Texas History
Combined Pump and Motor. (open access)

Combined Pump and Motor.

Patent for a new and improved pump and motor. This design "is to produce a simple apparatus which may be connected with a main water or service pipe and which will operate by the fluctuation of pressure in said main or pipe so as to operate the pump. The device is especially advantageous in raising water from a well or cistern to a tank placed at a higher elevation, or it may be placed on a pump in place of an air-chamber and used as a feed-pump for a boiler or on a hydraulic ram as an auxiliary pump" (lines 9-18).
Date: May 3, 1892
Creator: Henderson, Thomas
Object Type: Patent
System: The Portal to Texas History
Cotton-Gin. (open access)

Cotton-Gin.

Patent for improvements to Cotton-Gins' brush cylinders that includes "a longitudinal tubular member having a brush cylinder cooperating therewith and which serves as a conduit for the passage of the lint cotton from the gin and also as a connecting means for the legs of the gin frame and as an end outlet for the gin, and leaving the rear of the latter unobstructed and freely accessible" (lines 13-21), including illustrations and instructions.
Date: March 3, 1914
Creator: Murray, Stephen D.
Object Type: Patent
System: The Portal to Texas History
Blow-Out Guard (open access)

Blow-Out Guard

Patent for a blow-out guard for double tube tires. It is meant to a barrier "interposed between the inner and outer tubes of a pneumatic tire, to reinforce an apertured or weakened place...preventing the inner tube from 'blowing out' at such a point." (Line 11-16)
Date: November 3, 1914
Creator: Holloman, Alfred A.
Object Type: Patent
System: The Portal to Texas History
Symposium on Institutional Racism and the Community (open access)

Symposium on Institutional Racism and the Community

Report from a symposium in Dallas, Texas on the topic of institutional racism and the community.
Date: June 3, 1975
Creator: Dallas Chamber of Commerce
Object Type: Report
System: The Portal to Texas History
Texas Attorney General Open Records Letter Ruling: OR2000-0384 (open access)

Texas Attorney General Open Records Letter Ruling: OR2000-0384

Document issued by the Open Records Division at the Office of the Attorney General of Texas in Austin, Texas, providing an informal interpretation of Texas law related to requested information held by a law enforcement agency.
Date: February 3, 2000
Creator: Texas. Attorney-General's Office.
Object Type: Letter
System: The Portal to Texas History
Texas Attorney General Open Records Letter Ruling: OR2000-0376 (open access)

Texas Attorney General Open Records Letter Ruling: OR2000-0376

Document issued by the Open Records Division at the Office of the Attorney General of Texas in Austin, Texas, providing an informal interpretation of Texas law related to whether juvenile criminal records for offenses after September 1, 1997 are subject to disclosure under the Public Information Act.
Date: February 3, 2000
Creator: Texas. Attorney-General's Office.
Object Type: Letter
System: The Portal to Texas History
Texas Attorney General Open Records Letter Ruling: OR2000-0383 (open access)

Texas Attorney General Open Records Letter Ruling: OR2000-0383

Document issued by the Open Records Division at the Office of the Attorney General of Texas in Austin, Texas, providing an informal interpretation of Texas law related to requested information held by a law enforcement agency.
Date: February 3, 2000
Creator: Texas. Attorney-General's Office.
Object Type: Letter
System: The Portal to Texas History
Texas Attorney General Open Records Letter Ruling: OR2000-0387 (open access)

Texas Attorney General Open Records Letter Ruling: OR2000-0387

Document issued by the Open Records Division at the Office of the Attorney General of Texas in Austin, Texas, providing an informal interpretation of Texas law related to a request received by the Dallas Police Department for a copy of all documents relating to service number 0289980-F.
Date: February 3, 2000
Creator: Texas. Attorney-General's Office.
Object Type: Letter
System: The Portal to Texas History
Archaeological Monitoring of the Elm Fork Relief Interceptor Pipeline, Irving, Texas (open access)

Archaeological Monitoring of the Elm Fork Relief Interceptor Pipeline, Irving, Texas

A report of an archaeological monitoring of the Elm Fork Relief Interceptor sewer pipeline.
Date: October 3, 2007
Creator: Todd, Jesse; Craver, Jeff & Skinner, S. Alan
Object Type: Report
System: The Portal to Texas History
Window and Roof Jack (open access)

Window and Roof Jack

Patent for a window and roof jack. Illustration included.
Date: January 3, 1911
Creator: Fry, Toy B.
Object Type: Patent
System: The Portal to Texas History
Knee-Pad (open access)

Knee-Pad

Patent for knee-pads that are used for berry or cotton pickers.
Date: May 3, 1915
Creator: Holsey, Walter R.
Object Type: Patent
System: The Portal to Texas History
Inkstand. (open access)

Inkstand.

Patent for an inkstand which draws the ink through a stopper (using capillary action) into a font. The stopper prevents "spilling of the ink in the movement or transportation of the inkstand."
Date: November 3, 1903
Creator: Taber, John C. B.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machine. Illustrations included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machines. Illustration included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machine. Illustrations included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machine. Illustrations included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machine. Illustrations included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Type Writing Machine (open access)

Type Writing Machine

Patent for a type writing machine. Illustration included.
Date: January 3, 1911
Creator: Ireland, Ward S.
Object Type: Patent
System: The Portal to Texas History
Water Cooler. (open access)

Water Cooler.

Patent for a new and improved water cooler. This design "consist[s] of the outer vessel having the removable cover provided centrally with an aperture, the inner vessel supported on legs centrally within the outer vessel and provided with perforated shelves, the keepers for locking the two vessels at a regulated distance apart concentric with each other, and the removable cap to the inner vessel provided with a vertical tube communicating with the interior of the inner vessel and passed through the space between the tops of the two vessels and through the central aperture in the cover" (lines 81-93).
Date: December 3, 1889
Creator: Clark, James P.
Object Type: Patent
System: The Portal to Texas History
Improvement in Gang-Plows. (open access)

Improvement in Gang-Plows.

Patent for an improvement of gang-plows by arranging the plows in rows on to a fame which can be fastened to a wagon, when the wagon is in motion, it causes the plows to work in vertical motion. The height of the plow-frame can be adjusted. Illustration is included.
Date: July 3, 1860
Creator: Wilson, J. C.
Object Type: Patent
System: The Portal to Texas History