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具有局部凸起状的长管零件的成形方法

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  • Type of Patent:Invention

  • Application Date:2008-01-01

  • Authorization Number:ZL200810063918.5

  • Service Invention or Not:No

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Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024 Click:
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