US Patent: 555,677
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Wrench
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Patentee:
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Peter Paul Collins (exact or similar names) - Toronto, OH |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 28, 1895 |
Granted: |
Mar. 03, 1896 |
Patent Pictures:
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Peter P. Collins patent March 3, 1896 |
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Stan Schulz
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Description: |
The quick adjustment mechanism is an internal toothed rod attached to the inner face of the movable jaw, and held or released by the action of teeth on a spring-loaded thumb lever.
Corresponding Canadian patent no. CA-53,063 issued August 1, 1896 provides the patentee's full name. |
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