TREA

Leybold (Tianjin) International Trade Co., Ltd.

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  • Tianjin, CN
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY VANE VACUUM PUMP WITH GAS BALLAST ASSEMBLY
    • Publication number 20240077078
    • Publication date Mar 7, 2024
    • Leybold (Tianjin) International Trade Co Ltd
    • Li Ouyang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-STAGE ROTARY VANE VACUUM PUMP CASING
    • Publication number 20230228271
    • Publication date Jul 20, 2023
    • Leybold (Tianjin) International Trade Co., Ltd.
    • Li Ouyang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Trademarklast 30 trademarks