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US Patent: 84,605
Improvement in Wrenches
Baxter's Adjustable S-Wrench
William Baxter - Newark, NJ

USPTO Classifications:

Tool Categories:
wrenches : nut wrenches
wrenches : wrench adjustment types : screw adjust wrenches

William D. Russell - Newark, NJ
William Baxter - Newark, NJ

Baxter Wrench Co. - Newark, NJ
Greene, Tweed & Co. - New York, NY
E. C. Stearns & Co. - Syracuse, NY

S. S. Morris
William D. Russell

Patent Dates:
Granted: Dec. 01, 1868

Patent Pictures: [ 1 | 2 ]
William Baxter patent Dec. 1, 1868
USPTO pdf tiff
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Adjustable S-Wrench consisting of two pieces mortised into each other, and connected with a left- and right-hand screw with a central knurl. With a graduated scale stamped on the side, the design could also function as an outside calipers.

Corresponding British patent GB-186803985 (i.e. 3,985 of 1868) was granted Dec. 31, 1868.

Improvements to the tenons were addressed in Baxter's July 17, 1883 patent (no. 281,432).

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