US Patent: 207,117
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Ratchet-Wrench
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Patentee:
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Thomas Clement Hammond (exact or similar names) - Sacramento, CA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Mar. 23, 1878 |
Granted: |
Aug. 20, 1878 |
Patent Pictures:
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Thomas Clement Hammond Pat. August 20, 1878 |
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Stan Schulz
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Description: |
Ratchet and interchangeable sockets -- patent covers pawl, construction of ratchet head, and means to hold double-sized socket in place. |
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