Texas Attorney General Opinion: O-7528 (open access)

Texas Attorney General Opinion: O-7528

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: Proper way to measure the distance between First Christian Church and a proposed liquor store in the city of Wichita Falls.
Date: December 11, 1946
Creator: Texas. Attorney-General's Office.
Object Type: Text
System: The Portal to Texas History
Refrigerator (open access)

Refrigerator

Patent for a refrigerator made of wood with an inner shell of reinforced concrete and vacuum chamber or metal jacket. "The inner concrete shell is divided into four separate chambers, the former containing ice and the other three being adapted to contain food." (lines 61-64)
Date: April 11, 1922
Creator: Knutson, William K.
Object Type: Patent
System: The Portal to Texas History
Power-Transmitting Mechanism. (open access)

Power-Transmitting Mechanism.

Patent for an improved power-transmitting mechanism for, "bicycles, motorcycles and similar vehicles whereby rotation is transmitted to the driven wheel without the use of chains, belts, gears or analogous elements commonly employed for this purpose" (lines 14-18). The invention will maximize driving power while minimizing energy expenditure (lines 19-24), employ a propelling mechanism, and reduce manufacturing and repair costs.
Date: March 11, 1919
Creator: Grubb, Orin A.
Object Type: Patent
System: The Portal to Texas History
Extension-Brace for Ladders. (open access)

Extension-Brace for Ladders.

Patent for an extension brace for ladders that improves on the inventor's previous patent (No. 416,413). The invention's parts "are positively raised and lowered by means of direct acting mechanism which is so constructed and arranged as to obtain the most beneficial results from a comparatively small application of power, the parts being strong and durable easily operated and readily understood" (lines 20-26).
Date: April 11, 1893
Creator: Crews, Dayton H.
Object Type: Patent
System: The Portal to Texas History