Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1986-10-06
1990-04-03
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
D10 61, D10 62
Patent
active
D03069800
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patent: 4097999 (1978-07-01), Nowlin
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