Utilize set of molds by compressing for the cylinder type hollow pipe device for conical pipe and production method
Utilize set of molds by compressing for the cylinder type hollow pipe device for conical pipe and production method
- CN 103,831,354 B
- Filed: 12/25/2013
- Issued: 09/07/2016
- Est. Priority Date: 12/25/2013
- Status: Active Grant
- EN CH
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- Pin
