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
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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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599,204
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Feb. 15, 1898
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Cross Clevis
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John Lewis Thomas |
Osceola, MO |
Adjustable cross clevis with one fixed "jaw." one sliding "jaw" and a screw pin. As shown in the drawings this provides an adjustable cross clevis which can be adapted for use with a variety of plow beams, including those with a draft brace. The clevis addresses issues arising from the use of three horses abreast.
One known example marked "PAT 2-15-98;" another marked only with part numbers "KKC and KKD," and a third marked in part "3000 A."
Appears in a 1917 Wm. Frankfurth Hardware (Milwaukee) catalog as STOWELL's Cross Thomas Patent Clevis, and in a 1924 STOWE SUPPLY Co (Kansas City) catalog as "STOWELL's Cross Clevis." "Generic" examples may not have any marking directly linking to this patent. Stowell's Cross Clevis appears in a 1955 Belknap Hardware & Mfg. Co. catalog. |
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612,415
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Oct. 18, 1898
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Combined anvil, vise, and drill
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Ole H. Hanson |
Litchfield, MN |
This patent covers the "Hanson Vise" that was manufactured and sold by the Stowell Mfg. & Foundry Co. of Milwaukee. At the time, combination anvil-vise-drills were popular for use on farms and in repair shops that could not justify the cost and space for separate tools. |