Zhikai Yang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Paper shredder cutting assembly
- Patent number 10,213,786
- Issue date Feb 26, 2019
- Aurora Office Equipment Co., Ltd. Shanghai
- Zhikai Yang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

Information Patent Application
PAPER SHREDDER CUTTING ASSEMBLY
- Publication number 20160236200
- Publication date Aug 18, 2016
- Zhikai Yang
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...