Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Volume – flow or rate
Patent
1993-10-21
1995-11-14
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Volume, flow or rate
Patent
active
D03641066
REFERENCES:
patent: D102948 (1937-01-01), Hayes
patent: D155718 (1949-10-01), Lewis
patent: D305531 (1990-01-01), Suzuki et al.
patent: 5043640 (1991-08-01), Orton
Davis Antoine Duval
Telemecanique
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