Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Patent
1998-10-06
1999-11-23
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Chemical
D10 78, 1004
Patent
active
D04168216
REFERENCES:
patent: D346123 (1994-04-01), Narayanan
patent: D354921 (1995-01-01), Narayanan
Cole-Parmer Catalog 1999-2000; pp. 600, 603-604, 606, 608-609, 612-613 and 615.
Davis Antoine Duval
Eutech Instruments Pte. Ltd.
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