Convertible Corn and Cotton Planter, Stalk-Cutter, and Roller. (open access)

Convertible Corn and Cotton Planter, Stalk-Cutter, and Roller.

Patent for a convertible corn and cotton planter, stalk-cutter, and roller. It has a main frame, a supplemental frame that has its front end hinged to the front of the main frame, a roller with circular journaled in the supplemental frame, transverse segment-plates with removable blades attached to the supplemental frame, spaces between the segment-plates, an axle, driving-wheels, a sprocket wheel and chain, feed-boxes, means for feeding the grain, and wheels for laying the ground and the coverers.
Date: April 28, 1896
Creator: Mauldin, Columbus Scott
Object Type: Patent
System: The Portal to Texas History
Calculating-Machine. (open access)

Calculating-Machine.

Patent for an improvement to mechanical calculators by providing the "means for facilitating the addition of successive numbers of the same or different denominations, and also for subtracting and multiplying the same by substantially the means employed in adding" (lines 10-14). It includes a written explanation and illustrations.
Date: April 17, 1894
Creator: Stallard, Sherman R.
Object Type: Patent
System: The Portal to Texas History
Cotton-Press. (open access)

Cotton-Press.

Patent for a simple, inexpensive, and powerful plunger for a cotton-press that is directly controlled by the operator. The plunger is hydraulically powered, the pressure being created by steam.The plunger's parts are arranged so the power is multiplied.
Date: April 24, 1894
Creator: Williams, Silas Jackson
Object Type: Patent
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for automatic car-coupling for passenger and freight cars.
Date: April 26, 1887
Creator: Ferguson, George Jones
Object Type: Patent
System: The Portal to Texas History
Hypodermic Syringe. (open access)

Hypodermic Syringe.

Patent for a new and improved hypodermic syringe. This design consists in "the combination of a barrel, a sleeve secured to said barrel and having a diaphragm adapted to close the end of the barrel, a needle-carrier having a cylindrical projection working in the sleeve, an outlet-tube secured to the needle-carrier and extending through the diaphragm in the sleeve, and a coiled spring arranged around said tube within the cylindrical projection of the needle-carrier" (lines 71-80).
Date: April 26, 1887
Creator: Dunbar, Addison
Object Type: Patent
System: The Portal to Texas History
Texas Attorney General Opinion: JM-1157 (open access)

Texas Attorney General Opinion: JM-1157

Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Jim Mattox, regarding a legal question submitted for clarification: Whether the board of trustees of an independent school district may contract for tax collection with the county when the county assessor-collector is also a member of the board of directors of the appraisal district (RQ-1943)
Date: April 17, 1990
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Stump-Extractor. (open access)

Stump-Extractor.

Patent for improvements in stump-extractor by utilize the hoisting or power machine to perform extraction on stump or for other weights. (Lines 12-14) This machine will be portable for “easily moved from point to point, and comprising means for the development of great power with a minimum exertion on the part of the animal or animals used to operate the machine and also within a comparatively small compass.” (Lines 20-25) Illustration is included.
Date: April 1, 1902
Creator: Redman, Charley R.
Object Type: Patent
System: The Portal to Texas History
Fishing-Bob (open access)

Fishing-Bob

Patent for a fishing bob that "will be simple of construction, efficient in operation, one which may be manufactured at a minimum cost, and one in which the bob may be readily adjusted upon the line and securely held against accidental movement."(Lines 10-15) Including illustrations and instructions.
Date: April 21, 1903
Creator: Scott, John S.
Object Type: Patent
System: The Portal to Texas History
Sewing-Machine Brake. (open access)

Sewing-Machine Brake.

Patent for a new and useful sewing machine brake to "prevent retrograde rotary movement of the shaft" (line 9 - 10).
Date: April 5, 1898
Creator: Weaver, John Robert
Object Type: Patent
System: The Portal to Texas History
Ironing-Table (open access)

Ironing-Table

Patent for ironing tables that can be knocked down and packed into a small compass for transportation or storage.
Date: April 29, 1913
Creator: Kennedy, William J.
Object Type: Patent
System: The Portal to Texas History
Ant-Trap (open access)

Ant-Trap

Patent for a trap for ants and other burrowing insects which works at the site of the ant-hill or burrow.
Date: April 13, 1915
Creator: Cox, Samuel L.
Object Type: Patent
System: The Portal to Texas History
Cotton-Chopper (open access)

Cotton-Chopper

Patent for improvements to cotton-choppers inculding illustrations.
Date: April 13, 1915
Creator: Hamilton, Robert
Object Type: Patent
System: The Portal to Texas History
Ironing-Board. (open access)

Ironing-Board.

Patent for collapsible and compact object intended "for expediting the ironing operation" (lines 11-12).
Date: April 7, 1914
Creator: Jacobs, William Ramsey
Object Type: Patent
System: The Portal to Texas History
Stay-Hinge. (open access)

Stay-Hinge.

Patent for a new stay-hinge to prevent breakage of an opened tool chest or trunk lid.
Date: April 21, 1914
Creator: Gassaway, H. E. & Gassaway, Huey E.
Object Type: Patent
System: The Portal to Texas History
Self-Soaping Washboard. (open access)

Self-Soaping Washboard.

Patent for self-soaping washboards to reduce the amount of soap wasted.
Date: April 13, 1915
Creator: Kennedy, William J.
Object Type: Patent
System: The Portal to Texas History
Riveting-Machine. (open access)

Riveting-Machine.

Patent for an improved riveting-machine meant to rivet "metal binding and protecting strips, or fastening clasps" (lines 12-13) in the production of item carriers and used to "secure one or more mental binding strips of any desired shape in place" (lines 18-20) upon certain materials, including illustrations.
Date: April 11, 1916
Creator: Porter, Burr E. & Norris, Henry O.
Object Type: Patent
System: The Portal to Texas History
Occurrence, Availability and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 1 (open access)

Occurrence, Availability and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 1

Report on the quality and availability of ground water in the cretaceous aquifers of north-central Texas. Includes maps, hydrographs, rainfall data, pumpage, and more.
Date: April 1982
Creator: Nordstrom, Phillip L.
Object Type: Report
System: The Portal to Texas History
Furnace. (open access)

Furnace.

Patent for a "furnace adapted especially for use outdoors for heating a wash pot or kettle" (lines 10-11) including instructions and illustrations.
Date: April 2, 1918
Creator: Cornelius, Samuel S.
Object Type: Patent
System: The Portal to Texas History