Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1995-04-28
1997-06-24
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
1004
Patent
active
D03801659
REFERENCES:
patent: D359245 (1995-06-01), Lee et al.
patent: 1538746 (1925-05-01), Reneau
patent: 1708778 (1929-04-01), Powell
patent: 2499722 (1950-03-01), Chesbro
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