Wenzhong Chen

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Wenzhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
X-ray film packaging bag printer
- Patent number 11,314,160
- Issue date Apr 26, 2022
- Wenzhou Wapro Technology Co., Ltd.
- Wenzhong Chen
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
X-RAY FILM PACKAGING BAG PRINTER
- Publication number 20210208494
- Publication date Jul 8, 2021
- Wenzhou Wapro Technology Co., Ltd.
- Wenzhong Chen
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY