29 Matching Results

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Double-Acting Pump (open access)

Double-Acting Pump

Patent for new and useful improvement in double-acting pumps for those "deep-well double-acting pumps in which as single cylinder and piston are used" (lines 14-15), including illustrations.
Date: September 18, 1900
Creator: Stuckes, John M. & Smith, Earnest K.
System: The Portal to Texas History
Egg-Preserving Compound. (open access)

Egg-Preserving Compound.

Patent for a compound of cotton-seed oil, beeswax, paraffin, and salicylic acid that was meant to preserve eggs by sealing their pores.
Date: March 4, 1902
Creator: Stukes, John Marion
System: The Portal to Texas History
Cultivator Attachment. (open access)

Cultivator Attachment.

Patent for improvements in cultivator attachments that is meant to improve the means whereby weeds or the like at the opposite sides of a row of plants may be effectively and conveniently removed. It also is an improved means whereby the soil at opposite sides of a row of plants may be subjected to the action of harrows in order to materially facilitate cultivation.
Date: February 4, 1919
Creator: Capps, Joseph W.
System: The Portal to Texas History
Cotton-Harvester (open access)

Cotton-Harvester

Patent for a cotton harvester. Illustrations included.
Date: October 25, 1910
Creator: Sewell, Charles B.
System: The Portal to Texas History
Cultivator Attachment (open access)

Cultivator Attachment

Patent for a cultivator attachment "of a plurality of cutter blades which are adapted to be adjustably secured to the supporting frame of a cultivator in such a manner as to efficiently cut the weeds and dig into the soil without injuring the plants which may pass therebetween" (lines 12-17), including illustrations.
Date: December 21, 1915
Creator: Doak, Clifton
System: The Portal to Texas History