Measuring – testing – or signalling instruments – Security or signal instrument or casing – Visual
Patent
1990-07-05
1992-05-19
Lucas, Susan J.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Visual
D26 29
Patent
active
D03262375
REFERENCES:
patent: 3325930 (1967-06-01), Braeutigam
patent: 3723725 (1973-03-01), Jaeger
patent: 3763367 (1973-10-01), Nitsch et al.
patent: 4124880 (1978-11-01), Dart et al.
patent: 4387362 (1983-06-01), Gosswiller
Davis J. Stanley
Gale Bradley D.
Lucas Susan J.
Public Safety Equipment, Inc.
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