Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1994-10-13
1996-07-23
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
Patent
active
D03719782
REFERENCES:
patent: D136712 (1943-11-01), Groene et al.
patent: D271025 (1983-10-01), Li
patent: 463212 (1891-11-01), Fowler
patent: 1528992 (1925-03-01), Rose
patent: 1976861 (1934-10-01), Tombal
patent: 4811489 (1989-03-01), Walker
patent: 5101569 (1992-04-01), Watkins
patent: 5230158 (1993-07-01), Wall
Cornish Cornell D. M. Judge
Davis Antoine Duval
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