Intrusion detector unit
Biersdorff April 17, 1
U.S. patent number D307,245 [Application Number 07/079,490] was granted by the patent office on 1990-04-17 for intrusion detector unit. This patent grant is currently assigned to C & K Systems, Inc.. Invention is credited to Jack Biersdorff.
| United States Patent | D307,245 |
| Biersdorff | April 17, 1990 |
Intrusion detector unit
Claims
The ornamental design for intrusion detector unit, as shown and described.
| Inventors: | Biersdorff; Jack (Los Altos, CA) |
|---|---|
| Assignee: | C & K Systems, Inc. (San
Jose, CA) |
| Appl. No.: | 07/079,490 |
| Filed: | July 29, 1987 |
| Current U.S. Class: | D10/106.6 |
| Field of Search: | ;D10/106 ;340/539,541,545,546,547,550,551,561,562,565,571,572 |
References Cited [Referenced By]
U.S. Patent Documents
| D234920 | April 1976 | Koster et al. |
| D261740 | November 1981 | Lederer |
| D264318 | May 1982 | Guscott et al. |
| D275657 | September 1984 | Kahl, Jr. |
| D275658 | September 1984 | Kahl, Jr. et al. |
Assistant Examiner: Jackson; Marcus
Attorney, Agent or Firm: Limbach, Limbach & Sutton
Description
FIG. 1 is a left perspective view of an intrusion detector unit showing my new design;
FIG. 2 is a right perspective view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a front elevational view thereof;
FIG. 7 is a right side elevational view thereof;
FIG. 8 is a rear elevational view thereof.
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