A kind of glass toughening manure pit cylindrical shell and supporting cup are integrally wound around particular manufacturing craft
A kind of glass toughening manure pit cylindrical shell and supporting cup are integrally wound around particular manufacturing craft
- CN 204,138,511 U
- Filed: 09/01/2014
- Issued: 02/04/2015
- Est. Priority Date: 09/01/2014
- Status: Active Grant
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