UNT Libraries Government Documents Department - 18,569 Matching Results

Search Results

Results: 1 - 24 next

Plow-Stock.

Description: Patent for a simply, durably, and efficiently constructed plow-stock that "will admit of changes being made in an expeditious and convenient manner to facilitate the grouping of the shares or plows to be carried by the stock" (lines 11-14).
Date: July 30, 1895
Creator: Abbott, Joseph W.
Item Type: Refine your search to only Patent

Rotary Tooth-Brush

Description: Patent for a crank powered rotary toothbrush. Designed with the purpose of easily cleaning teeth with a simple automatic mechanism, with added projection via a shield around the brush for protecting gums and cheeks from being scraped by the brush.
Date: October 8, 1918
Creator: Abel, Charles
Item Type: Refine your search to only Patent

BRICK-KILN.

Description: Patent for brick-kilns to "provide means for burning bricks in a much shorter time and more effectively than is possible with usual constructions, and, further, to protect the kiln-walls against the injurious effects of heat" (lines 9-13).
Date: October 30, 1900
Creator: Aber, Edgar
Item Type: Refine your search to only Patent

Veneer Basket.

Description: Patent for stronger, lighter construction of baskets frequently used in shipping fruit, although the improvement "may be used for any and all purposes of which it is capable" (lines 13-15).
Date: June 3, 1902
Creator: Aber, Edgar
Item Type: Refine your search to only Patent

Combination Well-Packer and Setting-Tool.

Description: Patent for a well packer and setting tool for the prevention of intermingling between oil and water in a well when used by itself or with other pipes. The invention allows for the packer to be set using the setting tool which can then be removed once the packer is in place.
Date: January 6, 1920
Creator: Abercrombie, Jamie & Dunman, Nesbit M.
Item Type: Refine your search to only Patent

Jack

Description: Patent for a new Jack's that can use in motor cars and other vehicles, It is folded into a compact condition, for storage, within the tool chest of the machine, including illustrations.
Date: January 11, 1916
Creator: Abernathy, George J.
Item Type: Refine your search to only Patent

Seal-Padlock

Description: Patent for a seal padlock, designed to "render it absolutely impossible to gain access to the interior of the lock" (lines 12-14). Illustrations included.
Date: June 11, 1907
Creator: Abrams, Frederic
Item Type: Refine your search to only Patent

Flushing Apparatus.

Description: Patent for a flushing apparatus to be used to flush tanks that are normally kept empty. It is also "an improved siphon for emptying the tank, and also an improved mechanism for starting the siphon" (lines 22-24).
Date: April 3, 1894
Creator: Ackley, George D.
Item Type: Refine your search to only Patent

Water-Closet Cistern.

Description: Patent for improvements in water closet cisterns: "which are normally empty to prevent freezing and which are only filled just before the flush is desired" (lines 14-16).
Date: September 7, 1897
Creator: Ackley, George D.
Item Type: Refine your search to only Patent

Trombone.

Description: Patent, including illustration, for "a musical instrument slide and is more particularly designated as a bearing or stocking for a trombone or other similar instruments in which it is desirable to provide a smooth bearing for the slidable part of the instrument" (page 1, lines 9-13).
Date: February 17, 1920
Creator: Ackley, William D.
Item Type: Refine your search to only Patent

Stalk - Cutter.

Description: Patent for a new and useful improvements in stalk-cutters to "provide a simple, light, and durable machine by means of which three rows of stalks may be cut in one passage of the machine across the field" (line 13-16).
Date: January 11, 1898
Creator: Acre, William Floyd & Wafford, William Penn
Item Type: Refine your search to only Patent

Car-Coupling

Description: Patent for "car-couplers of the class known as 'link-and-pin' couplers, and has for its object the provision of means whereby the coupling is effected automatically and whereby the coupling-pin is made to actuate the brake-shaft" (lines 14-19).
Date: June 14, 1892
Creator: Acuff, John
Item Type: Refine your search to only Patent
Back to Top of Screen