Texas Patents - 4 Matching Results

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Boll-Weevil Exterminator

Patent for removing dead bolls, insects and other parasites from growing plants.

Date: February 26, 1918

Creator: Harper, William E.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Pipe Lifting and Lowering Jack.

Patent for a pipe lifting and lowering jack that will hold pipes at various positions in wells.

Date: February 27, 1912

Creator: Smith, Thomas Monroe

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Support for Buggy-Tops.

Patent for support for Buggy-Tops is the patent that describes about new technique of planting a crops with

Date: February 24, 1903

Creator: Brown, William F.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Patent for an improved windmill which allows for the conversion of "a rotating motion into a reciprocatory motion" (line 15-16) which allows the windmill to be "manufactured and sold at a comparatively low rate" (line 41-43).

Date: February 8, 1921

Creator: Cryer, Henry M.

Item Type: Patent

Partner: UNT Libraries Government Documents Department

Texas Patents - 4 Matching Results

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Boll-Weevil Exterminator

Pipe Lifting and Lowering Jack.

Support for Buggy-Tops.

Windmill.