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US Patent: 351,474
Rapidly Adjustable Nut for Calipers and Dividers
Patentees:
Oliver D. Warfield (exact or similar names) - Chicopee Falls, MA
Joshua Stevens (exact or similar names) - Chicopee Falls, MA

USPTO Classifications:
224/42.27, 33/558.08, 411/265, 411/432, 411/935

Tool Categories:
layout tools : calipers

Assignees:
J. Stevens Arms & Tool Co. - Chicopee Falls, MA

Manufacturer:
J. Stevens Arms & Tool Co. - Chicopee Falls, MA

Witnesses:
Joseph L. Beaupré
Sidney Sanders

Patent Dates:
Applied: Jun. 12, 1886
Granted: Oct. 26, 1886

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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