Combined strobe light and smoke detector for the hearing impaire

Details Combined strobe light and smoke detector for the hearing impaire Combined strobe light and smoke detector for the hearing impaire

1993-08-17

1995-07-11

Gandy, James M.

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Alarm or control thereof

D10114

Patent

active

D03601560

REFERENCES:
patent: D254188 (1980-02-01), Odom
patent: D279769 (1985-07-01), Thornton, Jr. et al.
patent: D284748 (1986-07-01), Fenne
patent: D297170 (1988-08-01), Elliott
patent: D297222 (1988-08-01), Rauch
patent: D306409 (1990-03-01), Fish
patent: D342213 (1993-12-01), Fellmann
Fyrnetics, Inc./Ventek, Inc., Visual Alert Product Brochure (4 pages) prior to Aug. 1993.
Maple Chase, Firex Smoke Alarms Catalog Sheet (1 page) prior to Aug. 1993.
Whelen Engineering Company, SD/VSA Product Information Brochure (2 pages) prior to Aug. 1993.

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