U.S. patent number D249,481 [Application Number 05/812,512] was granted by the patent office on 1978-09-19 for housing for fire and smoke detector. This patent grant is currently assigned to Pittway Corporation. Invention is credited to Frederick J. Conforti, Harvey Hanig, Roy C. A. Robertson.
United States Patent | D249,481 |
Conforti , et al. | September 19, 1978 |
Inventors: | Conforti; Frederick J. (Aurora, IL), Robertson; Roy C. A. (Bolingbrook, IL), Hanig; Harvey (North Aurora, IL) |
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Assignee: | Pittway Corporation
(Northbrook, IL) |
Appl. No.: | 05/812,512 |
Filed: | July 5, 1977 |
Current U.S. Class: | D10/106.5 |
Current International Class: | D1005 |
Field of Search: | ;D10/104,106,116,118,121 ;D13/32,40,41 ;340/227R,227.1,228R,228.1,228.2,237R,237S,258R,276,280 |
D213027 | December 1968 | Walz |
D216231 | December 1969 | Hauser |
3681603 | August 1972 | Scheidweiler et al. |
Merchandising Week, Jan. 12, 1976, p. 14, Smoke Detector. . Pyrotronics, "Pyr-A-Larm.sup. .RTM. Bulletin, May 1974, Ionization Fire Detector.. |
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