Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Temperature – humidity – atmospheric condition
Patent
1986-07-03
1989-02-21
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Temperature, humidity, atmospheric condition
Patent
active
D02999072
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Brown, Jr. George T.
Santacaterina Luis
Schuberth Winfried
American Thermometer Co., Inc.
Holtje Nelson C.
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