Automatic nonrust steel pipe of material loading levelly and smoothly welds polishing production line
The utility model discloses an automatic nonrust steel pipe of material loading levelly and smoothly welds polishing production line, which comprises a frame, the outside left end of frame is installed except that deckle edge and is led positive mechanism, level fillet mechanism, fillet plastic mech...
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Format: | Patent |
Sprache: | chi ; eng |
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