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US Patent: 60,186
Improvement in Surface and Depth gauges
Patentee: Richmond Hathaway (exact or similar names) - Chicopee, MA USPTO Classifications: 33/32.2 Tool Categories: layout tools : measurement gauges : surface gauges Assignees: J. Stevens & Co. - Chicopee Falls, MA Manufacturer: Not known to have been produced Witnesses: J. W.B. Covington Jas. A. Service Sprague L. Scribner Arthur L. Dewey	Patent Dates: Granted: Dec. 04, 1866 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Ralph Brendler
Description: This is a simple machinist's surface gage, with a special adjustment for the marking arm.

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