Electricity: conductors and insulators – Conduits – cables or conductors – Combined
Reexamination Certificate
2011-08-09
2011-08-09
Mayo, III, William H (Department: 2835)
Electricity: conductors and insulators
Conduits, cables or conductors
Combined
Reexamination Certificate
active
07994426
ABSTRACT:
An improved underground slack chamber in a form which will extendably retain a loop of electrical service cable ready to pay out slack in the event of ground subsidence is provided with improved means to stabilize the position of the slack chamber while inserting cable within the chamber and thereafter either in line with an underground cable run or partially buried in line with an improved service line arrangement from the building service downwardly to an underground service line.
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Mayo, III William H
Wilkinson Charles A.
Wilkinson Clinton H.
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