Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Temperature – humidity – atmospheric condition
Patent
1995-06-20
1998-01-27
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Temperature, humidity, atmospheric condition
1004
Patent
active
D03897540
REFERENCES:
patent: D221719 (1971-08-01), Hoskins
patent: D239261 (1976-03-01), Van Kerses
patent: D312216 (1990-11-01), Nadzak et al.
patent: D356045 (1995-03-01), Payne
patent: D363438 (1995-10-01), Perry
patent: 4973170 (1990-11-01), Bescherer et al.
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