Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Weight – force or density
Patent
1986-04-17
1989-07-25
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Weight, force or density
D10102
Patent
active
D03023940
REFERENCES:
patent: D253690 (1979-12-01), Bljumshtein
patent: D253811 (1980-01-01), Bljumshtein
patent: 3162173 (1964-12-01), Morgan
patent: 3844442 (1974-10-01), Puster
Holtje Nelson C.
ITT Corporation
Lombardi Menotti J.
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