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Front Sight for Firearms.
Patent for a luminous rear sight for firearms of all types. Including Illustration.
Date:
October 26, 1920
Creator:
Kaempfer, Effie May Wagner
System:
The Portal to Texas History
Machine for Picking Cotton.
Patent for an improved machine for picking cotton that is designed for the purpose of picking cotton fiber from the plants of the row. The machine is adapted to pass along over the row to extract the fiber from the bolls of the plants. The machine's provision allows for discharging the hairy tuft of the cotton seeds into elevating chutes so that the cotton seed can be discharged into a suitable receptacle mounted upon the framework of the machine.
Date:
May 18, 1920
Creator:
Threadgill, Wilmer
System:
The Portal to Texas History
Rear Sight For Firearms
Patent for rear sight firearm. To help aid in the night with rear vision and align for better direction when used during the night.
Date:
October 26, 1920
Creator:
Kaempfer Effie May Wagner
System:
The Portal to Texas History