US Patent: 333,199
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Ratchet Wrench
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Patentee:
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Isaac P. Cornog (exact or similar names) - Philadelphia, PA |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Nov. 11, 1885 |
Granted: |
Dec. 29, 1885 |
Patent Pictures:
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Isaac P. Cornog patent December 29, 1885 |
USPTO (New site tip) Google Patents
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Stan Schulz
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Description: |
"The main feature of the invention consists in the simple and effective construction of the double pawl." -- from the specifications.
The double notches in the pawl allow for left- and right-hand action. The drawing shows the ratchet with a drill bit socket. |
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