PIPE MATERIAL CONVEYING DEVICE
PROBLEM TO BE SOLVED: To support a pipe material without causing the separation and the rotation of a pipe material during conveyance. SOLUTION: A support rod 55 which has a tip end part 58 in a diameter expansible and contractible manner so as to be freely detachable to a rear end opening of the pi...
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Format: | Patent |
Sprache: | eng |
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