If you find a patent number or patent date by this manufacturer that is not on this
list, please contact the Site Historian.
Key to Links for Patent Information
USPTO = U.S. Patent Office .
Images of the actual patent can be viewed on the U.S. Patent Office web site but
a special TIFF viewer must be installed with your browser in order properly work.
More information on how to configure your computer to view these patents can be
found at TIFF image Viewers
for Patent Images.
DATAMP = Directory of American Tool And
Machinery Patents . A sister site to VintageMachinery.org with information
on patents related to machinery and tools. A much easier user interface than the
USPTO's for finding information on machinery patents.
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887,471
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May. 12, 1908
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Pedally-operated vise
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Harry Edgar Fuller |
Winterset, IA |
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1,071,666
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Aug. 26, 1913
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Wrench
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Charles Hansen |
Mingo, IA |
Interchangeable heads can adjust at an angle to the shank. and shift position in ratchet fashion due to teeth on their "back" edge, and the conformation of the spring that holds the head in place.
Produced with four sizes of interchangeable open end heads and a fixed size alligator wrench on the end of the handle as the MARSHALLTOWN by the C & E Mfg. Co. of Marshalltown, Iowa. |
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Wrench
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Conrad Heberer |
Mingo, IA |
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1,113,068
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Oct. 06, 1914
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Shingler's chair
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George A. Thomas |
Valeria, IA |
This invention closely matches the "Titgrip" (yes, really) shingling chair that was manufactured by the C. & E. Mfg. Co. of Marshalltown, Iowa. |
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Shingler's chair
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Conrad Heberer |
Valeria, IA |
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