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US Patent: 71,871
Improved Ratchet Bed-Key
Gray's Patent Bed Wrench
Patentee:
William M. Gray (exact or similar names) - Brooklyn, NY

USPTO Classifications:
81/61

Tool Categories:
wrenches : ratchet wrenches

Assignees:
None

Manufacturer:
Gray Brothers - New York, NY

Witnesses:
A. Sidney Doane
G. W. Allen

Patent Dates:
Granted: Dec. 10, 1867

Patent Pictures: [ 1 | 2 | 3 ]
Wm. M. Gray patent Dec. 10, 1867 - Ratchet Bed Key
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Description:
A double-faced ratchet with sockets designed to match the heads of bedstead bolts.

These appear in late 19th Century hardware catalogs. Ratchet wrenches matching the appearance and function are known but do not show markings positively linking to this patent.

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