Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1996-03-26
1997-06-17
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
1004
Patent
active
D03799379
REFERENCES:
patent: D243389 (1977-02-01), Lyon
patent: 466044 (1891-12-01), Jacobs
patent: 1881651 (1932-10-01), Judge
patent: 5534952 (1996-07-01), Zanecchia et al.
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