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US Patent: 1,200,430
Adjustable Ratchet-Wrench
Patentee:
Jacob B. Rosenstein - Cleveland, OH

USPTO Classifications:
81/114, 81/183, 81/59.1

Tool Categories:
wrenches : ratchet wrenches
wrenches : wrench components : wrench handle components

Assignees:
Marvel Accessories Manufacturing Company - Cleveland, OH

Manufacturer:
Marvel Accessories Manufacturing Company - Cleveland, OH

Witnesses:
Geo. E. Kricker
R. B. Moser
F. C. Harrold

Patent Dates:
Applied: Jun. 10, 1916
Granted: Oct. 03, 1916

Patent Pictures:
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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