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4 Matching Results
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Adjustable Window Shade and Curtain Hanger.
Patent for an adjustable window shade frame that can be mounted on an existing window to allow curtains or shades to be adjusted from the top or the bottom, and secured at any desired level for privacy and/or ventilation.
Date:
December 31, 1918
Creator:
Edens, Myrtle J.
System:
The Portal to Texas History
Air-Supply-Valve Attachment
Patent for a valve add on for a carburetor in order to control the air flow.
Date:
January 24, 1918
Creator:
Kirkpatrick, Monroe C.
System:
The Portal to Texas History
Power Transmission
Patent for improvements in power transmission by inventor Gordon R. Sturgis.
Date:
August 20, 1918
Creator:
Sturgis, Gordon R.
System:
The Portal to Texas History
Folding Luggage-Carrier
Patent for improvements on rear folding luggage-carriers for motor cars.
Date:
October 8, 1918
Creator:
Kirkpatrick, Monroe C. & Dobbs, Charles S.
System:
The Portal to Texas History