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Patent number:
Patent Date:
US Patent: 3,487,365
Comparing Circuit
Patentees:
Robert M. Henderson (
exact
or
similar
names) - Williams Bay, Walworth County, WI
Richard Zechlin (
exact
or
similar
names) - Beloit, Rock County, WI
USPTO Classifications:
340/146.2
Tool Categories:
electrical devices
:
electronic circuitry and apparatus
Assignees:
Fairbanks, Morse Inc.
- New York, NY
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Aug. 08, 1966
Granted:
Dec. 30, 1969
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Fairbanks, Morse & Co.
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