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US Patent: RE38
Wrench
Improvement in Screw Wrenches
Patentee:
Solyman Merrick (exact or similar names) - Springfield, MA

USPTO Classifications:
81/174

Tool Categories:
wrenches : nut wrenches

Assignees:
None

Manufacturer:
Bemis & Call - Springfield, MA

Witnesses:
Lorenzo Norton
R. A. Chapman

Patent Dates:
Granted: May 17, 1842

Reissue Information:
Reissue of 9,030X (Aug. 17, 1835)

Patent Pictures:
Merrick Patent 1835 (1842 reissue)
USPTO (New site tip)
Google Patents
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Description:
Reissue of first U.S. patent for screw-adjust nut wrench. The U.S. Patent Office prefers citation to RX-38.

Examples of early MERRICK PATENT nut wrenches shown in entries for patent nos. 9,030X and RX-38.

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