Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1994-06-23
1995-04-11
Lucas, Susan J.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Patent
active
D03572030
REFERENCES:
patent: D235629 (1975-07-01), Stelle
patent: D240120 (1976-06-01), Pasquarette
patent: D319798 (1991-09-01), Hatano
patent: D331547 (1992-12-01), Ogawa et al.
patent: D342213 (1993-12-01), Fellmann
Hochiki Kabushiki Kaisha
Jackson Marcus
Lucas Susan J.
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