Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Patent
1993-09-24
1994-12-13
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
Patent
active
D03533441
REFERENCES:
patent: D334031 (1993-03-01), Berwert
patent: D335468 (1993-05-01), Cumming
patent: 2557383 (1951-06-01), Kerwer
patent: 3174455 (1965-03-01), Peterson
patent: 4094267 (1978-06-01), Davis, Jr.
patent: 4114561 (1978-09-01), Asaro
patent: 4944242 (1990-07-01), Russell
patent: 5005513 (1991-04-01), Van Patten et al.
patent: 5095845 (1992-03-01), Murphy
Burke Wallace R.
Jackson Marcus
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