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The ornamental design for a four sided alarm unit with an upper infrared sensor and a lower light emitting diode, as shown and described. |
FIG. 1 shows a perspective front side view of a four sided alarm illustrating a top light, a middle infrared sensor, and lower light emitting diode array;
FIG. 2 shows a perspective rear-side view illustrating a top panic button, a middle speaker hole grid, and a lower telephone connection panel;
FIG. 3 shows an elevation front view;
FIG. 4 shows an elevation rear view on an opposite side to FIG. 3;
FIG. 5 shows a side elevational view;
FIG. 6 shows a side elevational view on an opposite side to FIG. 5;
FIG. 7 shows a plan top view; and,
FIG. 8 shows a plan bottom view.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 13 2000 | Dohrmann Industries, Inc. | (assignment on the face of the patent) | / | |||
Feb 25 2001 | DOHRMANN, ANTHONY | Dohrmann Industries, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011645 | /0651 | |
Apr 19 2001 | Dohrmann Industries, Inc | LASER SHIELD SYSTEMS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 011750 | /0599 | |
Nov 14 2003 | LASERSHIELD SYSTEMS, INC | RAPID RESPONSE MONITORING SERVICES, INC | SECURITY AGREEMENT | 014743 | /0039 | |
Jul 13 2007 | LASERSHIELD SYSTEMS, INC | K-FIVE INVESTMENT HOLDINGS, L L C | SECURITY AGREEMENT, COLLATERAL ASSIGNMENT OF PATENTS, TRADEMARKS AND TRADE NAMES | 022309 | /0119 |
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