Resource Type
Counties
5 Matching Results
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Wire-Stretcher.
Patent for a wire stretcher tool for use in building wire fences.
Date:
April 18, 1911
Creator:
Gibbens, Andrew J.
System:
The Portal to Texas History
Internal-Combustion Engine
Patent for an improved internal combustion engine. Among the improvements, it allows "compounding the expansion effect to obtain the highest possible efficiency." ( lines 11-13)
Date:
January 16, 1912
Creator:
Pearson, Samuel
System:
The Portal to Texas History
Pump Attachment
Patent for a pump attachment. Illustration included.
Date:
May 10, 1910
Creator:
Nuernberger, Otto
System:
The Portal to Texas History
Film Developing, Fixing, and Washing Apparatus.
Patent for a film developing, fixing, and washing tank.
Date:
August 8, 1911
Creator:
Nyč, Frederick Francis
System:
The Portal to Texas History
Film Developing, Fixing, and Washing Apparatus
Patent for a film developing, fixing, and washing apparatus with an improved method of rolling the film around the coil in the washing tank.
Date:
July 2, 1912
Creator:
Nyc, Frederick Francis
System:
The Portal to Texas History