Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1991-09-19
1994-03-22
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
Patent
active
D03453103
REFERENCES:
patent: D148962 (1948-03-01), Sherrill
patent: D266059 (1982-09-01), Drake
patent: 3916531 (1975-11-01), Morton
patent: 4197655 (1980-04-01), Moore
Boys Donald R.
Davis Antoine D.
Holtje Nelson C.
Precision Navigation, Incorporated
Smith Joseph H.
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