Portable emergency alarm transmitter
MacDonald February 5, 1
U.S. patent number D277,465 [Application Number 06/456,767] was granted by the patent office on 1985-02-05 for portable emergency alarm transmitter. This patent grant is currently assigned to Lifeline Systems, Inc.. Invention is credited to John B. MacDonald.
| United States Patent | D277,465 |
| MacDonald | February 5, 1985 |
Portable emergency alarm transmitter
Claims
The ornamental design for a portable emergency alarm transmitter, as shown.
| Inventors: | MacDonald; John B. (Dedham, MA) |
|---|---|
| Assignee: | Lifeline Systems, Inc.
(Watertown, MA) |
| Appl. No.: | 06/456,767 |
| Filed: | January 10, 1983 |
| Current U.S. Class: | D10/106.1; D10/38 |
| Field of Search: | ;D10/104,106,121 ;340/574,539,593,693 ;D10/15,38 |
References Cited [Referenced By]
U.S. Patent Documents
| D229085 | November 1973 | Lutenegger |
| D269951 | August 1983 | Eberhardt et al. |
| 4004228 | January 1977 | Mullett |
| 4300129 | November 1981 | Cataldo |
Other References
|
Jewelers' Circular--Keystone, 7/78, p. 153, Omega Watches--bottom left.. |
Primary Examiner: Bullock; B. J.
Assistant Examiner: Gitlin; Suzanne N.
Attorney, Agent or Firm: Weingarten, Schurgin, Gagnebin & Hayes
Description
FIG. 1 is a perspective view of a portable emergency alarm transmitter showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a side elevational view taken from the right of FIG. 1, the opposite side being a mirror image thereof;
FIG. 5 is a front elevational view, the rear elevational view being a mirror image thereof.
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