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Improvement in Automatic Fans.
Patent for " a new and improved Table-Fan"
Date:
April 20, 1875
Creator:
Stamps, Lorenzo D.
System:
The Portal to Texas History
Drying and Stretching Frame
Patent for a frame used to stretch and dry fabrics such as curtains. Illustrations included.
Date:
April 20, 1909
Creator:
Hargrave, Thomas A.
System:
The Portal to Texas History
Cotton-Gin.
Patent for a saw-cleaning attachment for cotton gins. Includes instructions and illustrations.
Date:
April 20, 1897
Creator:
Griffin, Thomas J.
System:
The Portal to Texas History
Improvement in Processes of Reducing Asphaltum to a Liquid.
Patent for a process to "reduce asphaltum to a liquid, and hold the same in a semi-fluid condition without heat, and which constitutes an entirely new article of commerce, and furnishes to the trade an article of asphaltum prepared and ready for use, without the labor, expense, and delay of melting, for paving and roofing purposes, and one most admirably adapted for use by manufacturers of varnish and japan." (Lines 8-16) Includes instructions and illustrations.
Date:
April 20, 1875
Creator:
Lee, Archibald K.
System:
The Portal to Texas History
Improvement in Processes of Reducing Asphaltum to Liquid.
Patent for improved “process of reducing asphaltum to a liquid and holding the same in a fluid condition without heat or the use of dead-oils” (lines 31-34).
Date:
April 20, 1875
Creator:
Lee, Archibald K.
System:
The Portal to Texas History
Back-Band Buckle.
Patent for an improved back-band buckle and an improved hook that connects the buckle with the trace-chain. The lever-hook snaps "into position and is held secure in a pane substantially flush with the lower portion of the buckle-frame when the buckle is closed by the forcing down of the lever" (lines 15-19).
Date:
April 20, 1897
Creator:
Brown, John Staddart
System:
The Portal to Texas History