Smoke detector

Details Smoke detector Smoke detector

1992-09-09

1993-10-26

Burke, Wallace R.

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Alarm or control thereof

Patent

active

D03406598

REFERENCES:
patent: D33547 (1992-12-01), Ogawa et al.
patent: D249481 (1978-09-01), Conforti et al.
patent: D249482 (1978-09-01), Conforti et al.
patent: D249483 (1978-09-01), Conforti et al.
patent: D258353 (1981-02-01), Mango et al.
patent: D261997 (1981-11-01), Westphal
patent: D262868 (1982-02-01), Westphal
patent: D262952 (1982-02-01), Hanig
patent: D271287 (1983-11-01), Fenne
patent: D271670 (1983-12-01), Jakai et al.
patent: D276417 (1984-11-01), Fenne
patent: D283407 (1986-04-01), Fenne
patent: D284748 (1986-07-01), Fenne
patent: D306409 (1990-03-01), Fish
patent: D308835 (1990-06-01), Fenne
patent: D316828 (1991-05-01), Anemiya et al.
patent: D319798 (1991-09-01), Hatano
patent: D332231 (1993-01-01), Akimoto et al.
Nittan Model 2KH advertisement, believed to have been published in Jun., 1992.
Tann 5400 Series Smoke Detector, two information sheets, believed to have been published on or about Jun., 1992.
System Sensor, Model 1800 2-Wire Systems Detectors, 2 pg. brochure, May 1988.
System Sensor, 400 Serial Next Generation Detectors, 2 pg. brochure, 1991.
System Sensor, 4451E/5451E2 Plug-in Thermal Detectors; 2 pg. brochure, Jun., 1992.
System Sensor, 400 Series Ionization Smoke Detectors; 2 pg. brochure, Oct., 1991.
System Sensor, 2851B Series 2/4/6.varies.Wire Systems Detectors, 2 pg. brochure, Oct. 1988.
System Sensor, 5551B Intelligent Fixed Temperature Thermal Sensor with Integral Communications, 2 pg. brochure, 1991.
System Sensor, 400 Series Plug-in Smoke Detectors, 4 pg. brochure, Jul., 1992.

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