Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Weight – force or density
Patent
1991-05-30
1992-11-10
Vales-Lado, Carmen H.
Measuring, testing, or signalling instruments
Measuring, regulating or indicating instrument, or casing
Weight, force or density
D10 46
Patent
active
D03308650
REFERENCES:
patent: 3568625 (1971-03-01), Cilento
patent: 4010708 (1977-03-01), Keledy et al.
patent: 4029042 (1977-06-01), Juhasz
patent: 4445457 (1984-05-01), Bacgman
patent: 4867095 (1989-09-01), Shane et al.
MacPherson Ronald E.
Peletis George N.
Tosi Robert B.
Crandell Ralph F.
Davis Antoine D.
Vales-Lado Carmen H.
Wilkerson Corporation
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