Patent
   D275658
Priority
Mar 04 1982
Filed
Mar 04 1982
Issued
Sep 25 1984
Expiry
Sep 25 1998
Assg.orig
Entity
unknown
32
2
n/a
The ornamental design for an intrusion detector unit, as shown.

FIG. 1 is a perspective view of an intrusion detector unit showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a side elevational view thereof; and

FIG. 6 is a back elevational view thereof.

Mudge, Philip H., Kahl, Jr., William G.

Patent Priority Assignee Title
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Patent Priority Assignee Title
D261740, Nov 05 1979 DETECTION SYSTEMS, INC , A CORP OF NY Intruder detector housing
D262869, Apr 26 1979 ADT DIVERSIFIED SERVICES, INC , Infrared intrusion detector
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 15 1982KAHL, WILLIAM G JR CEREBERUS AGASSIGNMENT OF ASSIGNORS INTEREST 0039940170 pdf
Feb 15 1982MUDGE, PHILIP H CEREBERUS AGASSIGNMENT OF ASSIGNORS INTEREST 0039940170 pdf
Mar 04 1982Cereberus A.G.(assignment on the face of the patent)
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