Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Geometric
Patent
1991-05-24
1994-03-29
Holtje, Nelson C.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Geometric
D10 72
Patent
active
D03455130
REFERENCES:
patent: D313561 (1991-01-01), Van Slyke
patent: D314156 (1991-01-01), Doyle
patent: D334717 (1993-04-01), Evans, Jr. et al.
patent: 2311243 (1943-02-01), Michael
patent: 3086322 (1963-04-01), Laughlin
patent: 4832331 (1989-05-01), Brandli
Davis Antoine D.
Gernstein Terry M.
Holtje Nelson C.
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