Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1986-06-12
1988-02-16
Kemper, Catherine E.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
D10116
Patent
active
D02942356
REFERENCES:
patent: D264194 (1982-05-01), Jaretsky
patent: D264564 (1982-05-01), Jaretsky
patent: 4219800 (1980-08-01), LeViness
patent: 4485375 (1984-11-01), Hershberger
patent: 4540979 (1985-09-01), Gerger et al.
patent: 4617559 (1986-10-01), Slansky
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