Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1982-03-04
1984-09-25
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
D26 85
Patent
active
D02756587
REFERENCES:
patent: D261740 (1981-11-01), Lederer
patent: D262869 (1982-02-01), Guscott et al.
Mountain West Alarm Supply Co., 1976, Intruder detector, p. 24, in middle lower left side.
Kahl, Jr. William G.
Mudge Philip H.
Burke Wallace R.
Cereberus A.G.
Gitlin Suzanne N.
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