| http://www.w3.org/ns/prov#value | - However, even with such fittings provided by the prior art, considerable difiiculty is encounterel in pulling through cables, especially heavy or lead-covered cables, and should splices in the wires be required at the junction of the two pipes, the splices would have to be made outside of the L, after which the surplus wire would have to be doubled over and forced back into the L before the cover
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