Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Patent
1999-04-14
2000-02-01
Jackson, Marcus A.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Aural, i.e., audible
1005
Patent
active
D04199049
REFERENCES:
patent: D350705 (1994-09-01), Sone
patent: D405022 (1999-02-01), Imahori
patent: D408822 (1999-04-01), Tajima et al.
patent: D410210 (1999-05-01), Akasaki
patent: D410211 (1999-05-01), Murano
Citizen Electronics Co. Ltd.
Jackson Marcus A.
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