Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Design Patent
2002-05-06
2002-12-03
Davis, Antoine Duval (Department: 2913)
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
Design Patent
active
D0466430
CLAIM:
The ornamental design for an audible alarm grill, as shown and described.
REFERENCES:
patent: 6133839 (2000-10-01), Ellui, Jr. et al.
Davis Antoine Duval
Electronic Controls Company
Holland Joseph W.
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