Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Patent
1998-09-24
1999-05-25
Jackson, Marcus A.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Aural, i.e., audible
1005
Patent
active
D04102100
REFERENCES:
patent: D373546 (1996-09-01), Imahori
patent: D378746 (1997-04-01), Imahori
patent: D389765 (1998-01-01), Imahori
patent: D401179 (1998-11-01), Sone et al.
Citizen Electronics Co. Ltd.
Jackson Marcus A.
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