Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1990-09-04
1992-07-14
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Patent
active
D03278565
REFERENCES:
patent: D237893 (1975-12-01), Wennerstrom
patent: D264194 (1982-05-01), Jaretsky
patent: D285668 (1986-09-01), Tanaka et al.
patent: D303137 (1989-08-01), Brown
patent: D310791 (1990-09-01), Farrell et al.
Loew Christopher
Sarre Robin
Burke Wallace R.
Jackson Marcus
Kirk Douglas J.
Nynex Corporation
Torrente John J.
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