U.S. patent number D303,638 [Application Number 07/039,488] was granted by the patent office on 1989-09-26 for alarm transmitter. This patent grant is currently assigned to American Telephone and Telegraph Company, AT&T Information Systems Inc.. Invention is credited to Arlan K. Andrews, Sr., John N. McGarvey, Michael P. Zambelli.
United States Patent | D303,638 |
Andrews, Sr. , et al. | September 26, 1989 |
Inventors: | Andrews, Sr.; Arlan K. (Indianapolis, IN), McGarvey; John N. (Drexel Hill, PA), Zambelli; Michael P. (Maplewood, NJ) |
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Assignee: | American Telephone and Telegraph
Company (New York, NY) AT&T Information Systems Inc. (Morristown, NJ) |
Appl. No.: | 07/039,488 |
Filed: | April 6, 1987 |
Current U.S. Class: | D10/106.1; D14/191 |
Field of Search: | ;D10/104,106,116,121 ;340/540,541,561,565,584,384R ;D14/155,191 ;455/100,129,92 |
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D273786 | May 1984 | Owerko |
D277465 | February 1985 | MacDonald |
D285542 | September 1986 | Tanaka et al. |
D294830 | March 1988 | Umehara et al. |
D297518 | September 1988 | Yuen |
3205409 | September 1965 | Owerko |
4606073 | August 1986 | Moore |
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