波浪形螺旋叶片滚筒
- Disigner of the Invention:吴洪状,杜长龙,薛玉刚,cuixinxia,lijianping,刘晓辉
- Type of Patent:国内
- State of Patent:专利授权
- Application Number:201510136157.1
- Number of Inventors:7
- Service Invention or Not:no
- Application Date:2015-03-26
- Authorization Date:2017-04-19
- First Author:LIU Songyong
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