4 Matching Results

Search Results

Advanced search parameters have been applied.
in subjects: "Agricultural instruments"  
Results: 1 - 4

Pusher Attachment for Tractors.

Description: Patent for an improved tractor attachment that is efficient to operate. The attachment can be fixated to connect both traditional tractors and grain headers.
Date: August 24, 1920
Creator: Records, Paul A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Oil-Expressing Cage and Press.

Description: Patent for improvements to Oil Expressing Cages and Presses "for the extraction of oil from cotton seed cake or the like" (lines 11-12) that allows for multiple oil cakes and press plates which can be "readily inserted in or removed from the press as occasion requires" (lines 22-23).
Date: October 26, 1920
Creator: Henry, Nelson B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Weevil-Exterminator

Description: Patent for a new and useful improvement in weevil exterminators that provides a comparatively simple and effective apparatus for removing boll weevils from cotton plants. It also removes the injured or affect leaves and fruit that have been attacked by the boll weevil so that further injury to the plants may be prevented, and at the same time gather from the ground at the roots of the rows of cotton plants the leaves and rubbish detached from the plants.
Date: December 13, 1921
Creator: Roe, Charles C.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
Back to Top of Screen