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US Patent: 3,271,564
Digital Measuring Apparatus
Patentees:
Melvin A. Rosenfield (exact or similar names) - Barrington, IL
Robert G. Moyer (exact or similar names) - Crystal Lake, IL

USPTO Classifications:
235/103, 33/505, 33/763, 341/5, 377/24, 702/163

Tool Categories:
layout tools : measurement gauges

Assignees:
Union Oil Co. of California - Los Angeles, CA

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jun. 18, 1962
Granted: Sep. 06, 1966

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Description:
Edward H. Lang - patent attorney

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