Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Volume – flow or rate
Patent
1996-03-01
1997-09-09
Davis, Antoine Duval
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Volume, flow or rate
1004
Patent
active
D03834069
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patent: 5343858 (1994-09-01), Winefordner et al.
patent: 5464009 (1995-11-01), Taracek-Gintowt
patent: 5503140 (1996-04-01), Winefordner et al.
patent: 5566669 (1996-10-01), Komesaroff
Air Liquide America Corporation
Davis Antoine Duval
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