Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1976-07-23
1978-10-10
Lucas, Susan J.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
D1004
Patent
active
D02498758
REFERENCES:
patent: D110646 (1938-07-01), Petrochko
patent: D190525 (1961-06-01), Stroyman et al.
patent: D195431 (1963-06-01), Rieker
patent: 703306 (1902-06-01), Roe
patent: 2810205 (1957-10-01), Beck
patent: 2823461 (1958-02-01), Schneider
patent: 3146529 (1964-09-01), Chamberlin
patent: 3159924 (1964-12-01), Lieblein
Bumbal Paul
Mizzi John V.
Kronman Albert F.
Lucas Susan J.
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