UNT Libraries Government Documents Department - 14 Matching Results

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Refrigerating Machine.

Description: Patent for a refrigerating machine that works with a double jacketed brine cylinder with a self-contained expansion tank for the coolant. It is meant to provide cooling with small displacement of the cylinder, but with great circulation of the brine.
Date: December 31, 1918
Creator: Bell, Samuel R.
Item Type: Refine your search to only Patent

Trailer.

Description: Patent for trailers for attachment to trucks that is strong and compact and will not be distorted by the turning of the trailer relative to the truck.
Date: August 31, 1920
Creator: Feigelson, Alexander
Item Type: Refine your search to only Patent

Player Piano

Description: Patent for a new form of valve for mechanical piano operated by pneumatic mechanisms in which the value is self-centering and does away with the guide pin usually employed, and an amplification of the wippen so that the striker rod is placed at the front of the pneumatic mechanism where it is accessible. The change in leverage permits the use of a smaller pneumatic.
Date: January 31, 1922
Creator: Pace, Vara L.
Item Type: Refine your search to only Patent

Capping-Machine

Description: Patent for a capping machine. The object is to provide a machine of the character specified, designed for placing friction caps or covers of cans containing canned materials and for sealing the covers or caps in place on the cans, and arranged to be capable of use with cans of varying size.
Date: August 31, 1915
Creator: Peppers, Jerry Coatts
Item Type: Refine your search to only Patent

Texas Attorney General Opinion: WW-1130

Description: 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: Compensation of the Acting Criminal District Attorney of Jefferson County under the facts submitted.
Date: August 31, 1961
Creator: Texas. Attorney-General's Office.
Item Type: Refine your search to only Text
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