Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1982-08-16
1985-02-19
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Patent
active
D02776529
REFERENCES:
patent: D240410 (1976-02-01), Fujiwara
patent: D267038 (1982-11-01), Koshino
Avery Ronald G.
Kahl, Jr. William G.
Burke Wallace R.
Cerberus AG
Gitlin Suzanne N.
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