US Patent: 1,200,430
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| Adjustable Ratchet-Wrench
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Patent Dates:
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| Applied: |
Jun. 10, 1916 |
| Granted: |
Oct. 03, 1916 |
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Patent Pictures:
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Jacob B. Rosenstein patent October 3, 1916 |
USPTO pdf tiff
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Description: |
| The patent is for the ratchet handle incorporating a cylindrical pawl. The specifications describe this ratchet handle used to drive sockets and the adjustable jaw socket that was the featured element in advertisements for the MARVEL ADJUSTABLE SOCKET WRENCH.
A known example of the handle is marked, "MARVEL ACCESSORIES MFG. CO. CLEVELAND OHIO // MARVEL ADJUSTABLE SOCKET WRENCH. PATENTS PENDING" |
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