Railway Signaling Mechanism (open access)

Railway Signaling Mechanism

Patent for a railway signaling mechanism. This invention "relates to certain new and useful improvements in electric railway and block signaling in which means are provided for indicating in the engine cab to the engineer the condition of the road ahead" (lines 9-13). Illustrations included.
Date: January 15, 1907
Creator: Adams, Edwin Johnson
Object Type: Patent
System: The Portal to Texas History
Review of Program and Administrative Activities of the Economic Opportunities Development Corporation (open access)

Review of Program and Administrative Activities of the Economic Opportunities Development Corporation

Report on the activities of the Economic Opportunities Development Corporation from 1977-1978 for Representative Henry B. Gonzalez, from the United States General Accounting Office.
Date: December 15, 1977
Creator: Ahart, Gregory J.
Object Type: Text
System: The Portal to Texas History
Improvement in Seed-Planters. (open access)

Improvement in Seed-Planters.

Patent for improvement of planters.
Date: February 15, 1876
Creator: Albertson, Ichabod H.
Object Type: Patent
System: The Portal to Texas History
Improvement in Car-Journal Boxes. (open access)

Improvement in Car-Journal Boxes.

Patent for the improvement in car-journal boxes. This invention "relates to oil-boxes used upon journals of car-axles, the object being to prevent the lid from shaking off of the oil-stop or oil-packing surrounding the axle to be removed and replaced by a new one without removing the box from the journal."
Date: October 15, 1878
Creator: Alexander, Francis M.
Object Type: Patent
System: The Portal to Texas History
Telephone-Transmitter. (open access)

Telephone-Transmitter.

Patent for "a simple transmitter in which the greatest volume of sound may be transmitted without causing grating or rattling." (Lines 8-11) Includes instructions and illustrations.
Date: June 15, 1897
Creator: Alexander, Horace C.
Object Type: Patent
System: The Portal to Texas History
Improvement in Cultivators. (open access)

Improvement in Cultivators.

Patent for the improvement of cultivators using adjustable blades and is adaptable to use different types of blades for a variety of other uses, including illustration.
Date: January 15, 1861
Creator: Alexander, J. T. D.
Object Type: Patent
System: The Portal to Texas History
Automatic Ore and Pulp Sampler (open access)

Automatic Ore and Pulp Sampler

Patent for a automatic ore and pulp sampler. This invention represents a settling tank to accumulate particles. Illustration included.
Date: March 15, 1904
Creator: Allen, Charles
Object Type: Patent
System: The Portal to Texas History
Automatic Ore And Slime Separator (open access)

Automatic Ore And Slime Separator

Patent for a automatic ore and slime separator. This invention is designed to separate the sand and other solid particles from water. Illustration included.
Date: March 15, 1904
Creator: Allen, Charles
Object Type: Patent
System: The Portal to Texas History
Automatic Silt And Sand Separator. (open access)

Automatic Silt And Sand Separator.

Patent for an automatic silt and sand separator that settles and discharges sand, slimes and any foreign matters.
Date: March 15, 1904
Creator: Allen, Charles
Object Type: Patent
System: The Portal to Texas History
Slime Separator and Classifier (open access)

Slime Separator and Classifier

Patent for a pulp separator and classifying apparatus. Illustrations included.
Date: February 15, 1910
Creator: Allen, Charles
Object Type: Patent
System: The Portal to Texas History
Amarillo College Requests for Legislative Appropriations: 1996 and 1997 (open access)

Amarillo College Requests for Legislative Appropriations: 1996 and 1997

Report submitted by Amarillo College to the Texas 73rd regular legislature requesting appropriations to fund programming and activities. It includes an overview of the institution's goals, summaries of appropriations requests for fiscal years 1996 and 1997, and supporting documentation.
Date: July 15, 1994
Creator: Amarillo College
Object Type: Book
System: The Portal to Texas History
Improvement in Apparatus for Preserving Meat, &c. (open access)

Improvement in Apparatus for Preserving Meat, &c.

Patent for "an improved apparatus for use in fumigating substances used as food; and also for impregnating water with sulphurous-acid gas, for the purpose of preserving such substances by the antiseptic quality of sulphur" (lines 9-14). Includes instructions and illustrations.
Date: January 15, 1878
Creator: Ames, Theodore George
Object Type: Patent
System: The Portal to Texas History
Peanut Digger. (open access)

Peanut Digger.

Patent for new and useful improvements to a machine for harvesting or digging peanuts, including instructions and illustrations.
Date: May 15, 1917
Creator: Amos, Thomas E. & Abernathy, George J.
Object Type: Patent
System: The Portal to Texas History
Clothes-Line. (open access)

Clothes-Line.

Patent for Clothes-Line that is to supply an endless amount of clothesline in order to facilitate easy placement and/or removal of clothing from the line.
Date: October 15, 1918
Creator: Anderson, Chester A.
Object Type: Patent
System: The Portal to Texas History
Improvement in Brooms. (open access)

Improvement in Brooms.

Patent for improvement in the manufacture of corn brooms.
Date: August 15, 1871
Creator: Anderson, Edward Americus
Object Type: Patent
System: The Portal to Texas History
Hame-Fastener. (open access)

Hame-Fastener.

Patent for a simple and inexpensive hame-fastener that has "two adjustable parts, one of which is provided with hooks to be engaged by means on the other part" (lines 11-13). The invention is adjustable and does not unlock or disengage accidentally but can easily be unlocked on purpose.
Date: October 15, 1895
Creator: Anderson, Lee
Object Type: Patent
System: The Portal to Texas History
Hub-Attaching Device. (open access)

Hub-Attaching Device.

Patent for device to attach vehicle wheel hubs to axles and spindles without screw-threads, including description and illustrations.
Date: October 15, 1901
Creator: Anderson, Nathan S.
Object Type: Patent
System: The Portal to Texas History
Improvement in Band-Cutting Feeders for Thrashing-Machines. (open access)

Improvement in Band-Cutting Feeders for Thrashing-Machines.

Patent for improvements in the design of band-cutters and feeders for thrashing machines, including instructions and illustrations.
Date: January 15, 1878
Creator: Andrews, Henry K.
Object Type: Patent
System: The Portal to Texas History
Safety-Casing Clamp (open access)

Safety-Casing Clamp

Patent for a tool that supports the drilling and operating of oil and gas wells. Specifically, the patented tool allows a strong method of sealing the smaller casing inside the larger casing, as the larger casing is pulled out of the well. Includes illustrations.
Date: March 15, 1921
Creator: Angus, William M.
Object Type: Patent
System: The Portal to Texas History
Brick-Machine. (open access)

Brick-Machine.

Patent for a brick machine that is "effective, yet simple and durable, machine especially adapted to receive bricks from a stiff-mud mill and re-press them and also to provide a means whereby the machine will be automatic in its action." (Lines 7-12) Illustrations included.
Date: May 15, 1900
Creator: Anthony, Russell
Object Type: Patent
System: The Portal to Texas History
Vehicle Axle Box. (open access)

Vehicle Axle Box.

Patent for a new and improved axle box for vehicles. This design consists of a novel combination of spindle, detachable and reversible bearing-sleeve, interposed elastic sleeves, hub, axle-box, and lubricator (lines 74-90).
Date: February 15, 1881
Creator: Applewhite, David Thomas
Object Type: Patent
System: The Portal to Texas History
Double Acting Cylinder Pump (open access)

Double Acting Cylinder Pump

Patent for double acting cylinder pumps capable of continuous operation and a continuous stream of water, including illustration.
Date: October 15, 1901
Creator: Arnold, Henry B.
Object Type: Patent
System: The Portal to Texas History
Coffin (open access)

Coffin

Patent for a lightweight and sturdy coffin made of two solid pieces of baked or burned clay which can be sealed with cement and secured further with nuts and bolts.
Date: June 15, 1915
Creator: Arnold, Price
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper. (open access)

Cotton-Chopper.

Patent for a cotton chopper, which attaches to a cultivator that throws the dirt out of the way to allow the plants to be chopped more easily.
Date: March 15, 1910
Creator: Arthur, George P.
Object Type: Patent
System: The Portal to Texas History