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US Patent: 478,680
Ratchet-Wrench
Patentee:
Joseph E. Brendlinger (exact or similar names) - Denver, CO

USPTO Classifications:
81/63, D8/25

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. McConnell
G. J. Rollandet

Patent Dates:
Applied: Jan. 06, 1892
Granted: Jul. 12, 1892

Patent Pictures:
Joseph E. Brendlinger patent July 12, 1892
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Description:
Double-end, reversible ratchet. With two sizes in each head, one wrench will fit 4 sizes. The position of the ratchet pawl is set by a sliding spring-loaded wedge.

The specifications do not explain how the heads are fitted into the handle.

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