Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1997-07-30
1998-11-17
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
1004
Patent
active
D04011686
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patent: D369982 (1996-05-01), Chang
patent: 3373429 (1968-03-01), Anderson
patent: 4899453 (1990-02-01), Bhat et al.
patent: 4920656 (1990-05-01), Cross
patent: 5146687 (1992-09-01), Kjellstrom
Davis Antoine Duval
Silva Products AB
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