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Discharge-Nozzle
Patent for discharge nozzle for insecticide spraying machines. Proposed nozzle design to have adjustable opening.
Date:
July 9, 1918
Creator:
Gohmert, Otto Adolph
System:
The Portal to Texas History
Non-Spillable Oil Can
Patent for improvements upon non-spillable oil cans that contain "a valve-controlled inlet and outlet whereby the receptacle can be readily and easily filled and its contents prevented from spilling irrespective of what position it may be arranged when not in use" (lines 10-15).
Date:
July 6, 1915
Creator:
Matthews, William James
System:
The Portal to Texas History
Window-Frame Attachment
Patent for a window frame attachment of bars that shades can be attached to.
Date:
July 9, 1912
Creator:
Hillman, Annie M.
System:
The Portal to Texas History
Horse-Detacher
Patent for a horse detacher for use on wagons that prevents accidental separation.
Date:
July 23, 1912
Creator:
Backermann, Henry G.
System:
The Portal to Texas History