Measuring – testing – or signalling instruments – Security or signal instrument or casing – Aural – i.e. – audible
Patent
1994-12-20
1996-05-28
Word, A. Hugo
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Aural, i.e., audible
Patent
active
D03701832
REFERENCES:
patent: D279873 (1985-07-01), Neely
patent: D324000 (1992-02-01), Kvistad
patent: D332924 (1993-02-01), Schutze
patent: 4967633 (1990-11-01), Jewell, Jr.
patent: 5072208 (1991-12-01), Christensen
Jackson Marcus
Word A. Hugo
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