BEIJING SUNWA ELEVATOR Co., Ltd

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pneumatic brake release apparatus used on elevator traction machine
- Patent number 10,228,032
- Issue date Mar 12, 2019
- BEIJING SUNWA ELEVATOR Co., Ltd
- Haimin Luo
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
PNEUMATIC BRAKE RELEASE APPARATUS USED ON ELEVATOR TRACTION MACHINE
- Publication number 20170234379
- Publication date Aug 17, 2017
- BEIJING SUNWA ELEVATOR Co., Ltd
- Haimin LUO
- B66 - HOISTING LIFTING HAULING

Trademarklast 30 trademarks