Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Regulator or control
Patent
1979-01-15
1981-01-20
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Regulator or control
D1004
Patent
active
D02579596
REFERENCES:
patent: D179501 (1957-01-01), Trombley
patent: D216373 (1969-12-01), Hoyle
patent: D221300 (1971-07-01), Hill
Ammark Corp.-Flyer-9/76-Thermostats at right.
Chin Arthur W.
Drobeck Robert M.
Larson Orville W.
Holtje Nelson C.
Sadacca Stephen S.
Texas Instruments Incorporated
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