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236 Matching Results
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Screening Device for Oil-Wells.
Patent for improvements in a screening device for oil wells that is specially made for wells constructed in places of strong gas pressure.
Date:
June 8, 1920
Creator:
Houston, Sidney H.
Object Type:
Patent
System:
The Portal to Texas History
Concrete Wall Mold.
Patent for "a concrete wall mold which is so constructed as to produce a very strong wall having vertically extended channels which form ribs materially reinforcing the structure" (lines 10-14)
Date:
June 11, 1920
Creator:
Porter, Charles S.
Object Type:
Patent
System:
The Portal to Texas History
Railroad-Crossing Shock-Absorber.
Patent for railroad crossings to protect the rails from contact with the vehicle wheels and to absorb the jar and vibration from passing vehicles over the crossing.
Date:
June 15, 1920
Creator:
Hargrave, Russell R.
Object Type:
Patent
System:
The Portal to Texas History
Penholder.
Patent for a simplified construction of a pen holder which is inexpensive to manufacture. It detachably engages the pen point, prevents rusting and sticking. Releases pen point without user needing to grip, therefore avoiding sullying fingers.
Date:
June 22, 1920
Creator:
Baldwin, Charles E.
Object Type:
Patent
System:
The Portal to Texas History
Pipe-Engaging Slip for Rotaries
Patent for improving pipe engaging rotaries, with illustrations.
Date:
June 7, 1921
Creator:
Livergood, Gerald R.
Object Type:
Patent
System:
The Portal to Texas History
Pump.
Patent for a pump plunger for oil or water that is durable and will not require replacement.
Date:
June 7, 1921
Creator:
Humason, Granville A.
Object Type:
Patent
System:
The Portal to Texas History
Treatment of Crude Petroleum for Purification.
Patent for the purification of crude petroleum by separating impurities such as sand and clay using a heat treatment.
Date:
June 7, 1921
Creator:
Bostick, Joseph Wallace & Homer, Charles H.
Object Type:
Patent
System:
The Portal to Texas History
Valve for Pumps.
Patent of a valve used on deep well pumps; that my contain sand, shale or sediment
Date:
June 10, 1920
Creator:
Shevlin, Miles
Object Type:
Patent
System:
The Portal to Texas History
Well-Screen Cleaner.
Patent for cleaning well screens and preventing oil well pipes from clogging to improve production.
Date:
June 7, 1921
Creator:
Bashara, Samuel F.
Object Type:
Patent
System:
The Portal to Texas History
Pump.
Patent for a pump designed to draw liquid, such as oil, from a well.
Date:
June 14, 1921
Creator:
Jones, Oceola
Object Type:
Patent
System:
The Portal to Texas History
Bridge Construction.
Patent for '' bridge improvements, especially for placement over gutters, ditches, and alike ''
Date:
May 14, 1920
Creator:
McKenzie, Philip A.
Object Type:
Patent
System:
The Portal to Texas History
Safety-Lock For Doors and the Like.
Patent for improvements in door safety locks. Adding this simple and easy to manufacture lock allows a door to be locked from the inside, making the door inaccessible to anyone on the outside.
Date:
June 21, 1921
Creator:
Kless, Herman L.
Object Type:
Patent
System:
The Portal to Texas History
Measuring Vessel.
Patent for a measuring vessel that is meant to be used with a gasoline device described in patent application Serial No. 228,889.
Date:
June 28, 1921
Creator:
McKallip, John C.
Object Type:
Patent
System:
The Portal to Texas History
Packer for Wells
Patent for a well packer, specifically for oil wells, for the purpose of facilitating the formation of watertight joints between outer and inner pipes.
Date:
June 28, 1921
Creator:
Fondren, Walter William
Object Type:
Patent
System:
The Portal to Texas History
Roadway.
Patent for an improved roadway that utilizes concrete tracks and asphalt or bitumen filler to create a grooved, hard, and durable surface, with illustrations.
Date:
June 28, 1921
Creator:
Moore, Stuart B.
Object Type:
Patent
System:
The Portal to Texas History
Core-Taking Device
Patent for improvements to a core-taking device which will "form a core, in the process of drilling, and embodies means for severing the core, when formed, and retaining the same in the core barrel until, it is withdrawn for inspection" (lines 13-17), including illustrations.
Date:
June 20, 1922
Creator:
Christian, Walton G.
Object Type:
Patent
System:
The Portal to Texas History
Mop
Patent for "a simple and durable construction of mop in which the fibre holding element consists of strands of twisted wire" (lines 9-11) designed such that the mop maintains its shape with or without the handle, including illustrations.
Date:
June 20, 1922
Creator:
Welch, James. S.
Object Type:
Patent
System:
The Portal to Texas History
Trap.
Patent for a small animal trap that prevents injury to the animal. When the animals step on the pedal inside the enclosure, a door is automatically dropped. The animal is trapped inside the enclosure.
Date:
June 27, 1922
Creator:
Dinkins, Earl T.
Object Type:
Patent
System:
The Portal to Texas History
Texas Attorney General Opinion: O-7233
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, Grover Sellers, regarding a legal question submitted for clarification: Under Article 827a, Section 8, Texas Penal Code, or Article 1085a, V.A.C.S., Texas, can the City of Houston, based upon an engineering and traffic investigation showing such speed to be reasonable and prudent, legally some such freeway for maximum speeds in excess of 30 miles per hour and related question.
Date:
June 15, 1946
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Texas Attorney General Opinion: S-55
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, John Ben Shepperd, regarding a legal question submitted for clarification: Authority of the Commissioners' Court to purchase liability insurance covering operation of Harrison County Municipal Airport.
Date:
June 17, 1953
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Texas Attorney General Opinion: WW-460
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, Will Wilson, regarding a legal question submitted for clarification: The authority of the Texas National Guard Armory Board to sell property located at Waco and Houston, Texas.
Date:
June 23, 1958
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Texas Attorney General Opinion: WW-458A
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, Will Wilson, regarding a legal question submitted for clarification: Whether or not an interest owned by the Federal Land Bank of Houston, in production of oil, is subject to the production tax provided for the Article 7057a, V.C.S. and the regulation pipe line tax provided for by Article 6032, V.C.S.
Date:
June 27, 1958
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Texas Attorney General Opinion: WW-1358
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, Will Wilson, regarding a legal question submitted for clarification: Whether the Board of Regents of the University of Houston may legally commence, prior to September 1, 1963, to construct a Student Activities Building and related questions under the facts submitted.
Date:
June 21, 1962
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Texas Attorney General Opinion: H-1176
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, John L. Hill, regarding a legal question submitted for clarification: May Harris County require performance an payment bonds from contractors doing work on contracts not in excess of $25,000.
Date:
June 7, 1978
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History