Lei Liu

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wheel conveyance device or stations, wheel positioning and clamping...
- Patent number 10,464,308
- Issue date Nov 5, 2019
- CITIC Dicastal CO., LTD.
- Huiying Liu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
DOUBLE-STATION AIRTIGHT GRADE PRINTING DEVICE
- Publication number 20190022997
- Publication date Jan 24, 2019
- CITIC Dicastal CO.,LTD
- Huiying LIU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MICRO-POSITIVE PRESSURE HUB POWDER SPRAYING TURNTABLE
- Publication number 20180243779
- Publication date Aug 30, 2018
- CITIC Dicastal CO.,LTD
- Zhiwei Qin
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...