Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Chemical
Patent
1987-07-22
1990-07-31
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Chemical
Patent
active
D03095843
REFERENCES:
patent: Re28915 (1976-07-01), Ogden et al.
patent: D206458 (1966-12-01), Canterbury
patent: D238181 (1975-12-01), Roller
patent: D275851 (1984-10-01), Bambeck
patent: D282531 (1986-02-01), Schmidt et al.
patent: D296823 (1988-07-01), Kuwa et al.
patent: 4562723 (1986-01-01), Hubner
patent: 4816822 (1989-03-01), Vache et al.
Krishnamurthy Jagadisan
Vogt Noland E.
Davis Antoine D.
Holtje Nelson C.
Schatzel Thomas E.
Semi-jGas Systems, Inc.
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