US Patent: 591,118
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Wrench
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Patentee:
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Bertin E. Horr (exact or similar names) - Abingdon, IL |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Mar. 05, 1897 |
Granted: |
Oct. 05, 1897 |
Patent Pictures:
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Bertin E. Horr patent October 5, 1897 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
A spring-loaded swinging frame within the movable jaw holds paired rollers which fit inside wedging cavities in the movable jaw. |
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