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US Patent: 1,255,315
Ratchet Operating Mechanism for Drills
Patentee:
Francis A. Jimerson - Athens, PA

USPTO Classifications:
74/116, 91/180

Tool Categories:

Assignees:
Ingersoll-Rand Co. - Jersey City, NJ

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jun. 19, 1915
Granted: Feb. 05, 1918

Patent Pictures:
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Description:
Phillips, Dunn & Goode - patent attorneys

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