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Sub-ducting apparatus










Image Number 3 for United States Patent #7967530.

A sub-ducting apparatus comprising a sub-duct, and a remotely operable path-finding head for facilitation of the subduct into a duct. The head is detachable at the end of the subduct and includes an expandable portion or a cutter, as a result of which, twisted or jammed cables may be removed from the duct.








 
 
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