US Patent: 390,402
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Pipe Wrench
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Patentee:
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James Rose (exact or similar names) - Franklin, MA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 21, 1888 |
Granted: |
Oct. 02, 1888 |
Patent Pictures:
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James Rose patent October 2, 1888 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
The frame holding the screw adjustment and the movable jaw attaches to the main bar at a single point. A spring on the main shank connects to the base of the adjusting screw. |
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