Communications: electrical – Condition responsive indicating system – Specific condition
Reexamination Certificate
2008-06-24
2008-06-24
Lee, Benjamin C. (Department: 2612)
Communications: electrical
Condition responsive indicating system
Specific condition
C340S572800
Reexamination Certificate
active
07391324
ABSTRACT:
A locator plug system for efficiently locating utility services that utilize a plug. The locator plug system includes a plug for a utility service and an electronic marker attached to the plug. The electronic marker may be attached to the plug or formed integrally within the plug.
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3M ScotchMark Electronic Marker System, 3M, Publication Date Unknown, 5 Pages.
Lothspeich Mike J.
Pflugrath Tim A.
GPK Products, Inc.
Lee Benjamin C.
Lu Shirley
Neustel Michael S.
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