Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1991-08-13
1993-03-16
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Patent
active
D03339963
REFERENCES:
patent: D260008 (1981-07-01), Wistrand
patent: D283684 (1986-05-01), Francis
patent: D283806 (1986-05-01), Harris
patent: D317579 (1991-06-01), Shalvi
patent: D325357 (1992-04-01), Worthington
Matt Brian J.
Privitera David J.
Savio Vincent J.
Burke Wallace R.
Jackson Marcus
Lifeline Systems Inc.
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