Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1990-02-22
1993-09-21
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
D19 26
Patent
active
D03395391
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Burke Wallace R.
Gernstein Terry M.
Jackson Marcus
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