Measuring – testing – or signalling instruments – Security or signal instrument or casing – Alarm or control thereof
Patent
1981-06-22
1983-12-06
Burke, Wallace R.
Measuring, testing, or signalling instruments
Security or signal instrument or casing
Alarm or control thereof
D10104, D1005
Patent
active
D02716704
REFERENCES:
patent: D263381 (1982-03-01), Kelley
patent: 4257039 (1981-03-01), Webb et al.
Takai Nobuei
Yamamoto Katsura
Burke Wallace R.
Gitlin Suzanne N.
Nittan Company Limited
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