Alarm transmitter

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Description

FIG. 1 is a top, front and left side perspective view of an alarm transmitter showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view of the alarm transmitter, the bottom plan view being identical therewith;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a right side elevational view thereof, the left side elevational view being identical.

Referenced Cited
U.S. Patent Documents
D198032 April 1964 Leland
D199877 December 1964 Stevenson
D258577 March 17, 1981 Bottner
D260008 July 28, 1981 Wistrand
D272993 March 13, 1984 Chan
D273786 May 8, 1984 Owerko
D277465 February 5, 1985 MacDonald
D285542 September 9, 1986 Tanaka et al.
D294830 March 22, 1988 Umehara et al.
D297518 September 6, 1988 Yuen
3205409 September 1965 Owerko
4606073 August 12, 1986 Moore
Patent History
Patent number: D303638
Type: Grant
Filed: Apr 6, 1987
Date of Patent: Sep 26, 1989
Assignees: American Telephone and Telegraph Company (New York, NY), AT&T Information Systems Inc. (Morristown, NJ)
Inventors: Arlan K. Andrews, Sr. (Indianapolis, IN), John N. McGarvey (Drexel Hill, PA), Michael P. Zambelli (Maplewood, NJ)
Primary Examiner: Susan J. Lucas
Attorney: Michael A. Morra
Application Number: 7/39,488
Classifications
Current U.S. Class: D10/106; Paging Device (e.g., Beeper, Etc.) (D14/191)