Patent
   D400113
Priority
Sep 05 1996
Filed
Sep 05 1996
Issued
Oct 27 1998
Expiry
Oct 27 2012
Assg.orig
Entity
unknown
3
7
n/a
The ornamental design for a continuity tester for engine block heater, as shown.

FIG. 1 is a perspective view of a continuity tester for engine block heater showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

Aalto, Kari U.

Patent Priority Assignee Title
D628916, Jun 01 2010 Dongguan Huayi Mastech Co., Ltd; DONGGUAN HUAYI MASTECH CO , LTD GFCI tester
D646598, Jun 01 2010 Dongguan Huayi Mastech Co., Ltd; DONGGUAN HUAYI MASTECH CO , LTD GFCI tester
D856177, May 24 2018 PEACEFUL THRIVING ENTERPRISE CO., LTD. Socket tester
Patent Priority Assignee Title
2622214,
3924914,
4293172, Oct 23 1979 Square D Company Case for electrical multiple outlet
4879739, Dec 14 1988 Wiring test device and method
5546009, Oct 12 1994 Cybor Corporation Detector system using extremely low power to sense the presence or absence of an inert or hazardous fuild
223001,
D363241, Mar 29 1994 Automobile block heater circuit monitor
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