Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1998-10-08
1999-11-23
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
1004
Patent
active
D04168186
REFERENCES:
patent: D138392 (1944-08-01), Bernard
patent: D247428 (1978-03-01), Wood
patent: D343131 (1994-01-01), Self
patent: 5669832 (1997-09-01), Lehse
patent: 5881468 (1999-03-01), Baumann
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