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US Patent: 333,199
Ratchet Wrench
Patentee:
Isaac P. Cornog (exact or similar names) - Philadelphia, PA

USPTO Classifications:
74/157, 81/63

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. Maguire
E. M. Breckinreed
R. M. Hunter
Francis S. Brown
Patent Dates:
Applied: Nov. 11, 1885
Granted: Dec. 29, 1885

Patent Pictures:
Isaac P. Cornog patent December 29, 1885
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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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