SHAANXI HAND ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD

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XI'AN, CN

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Patents Grantslast 30 patents

Information Patent Grant
Rubber ball cleaning multipoint centralized ball serving system for...
- Patent number 9,791,222
- Issue date Oct 17, 2017
- SHAANXI HAND ENERGY CONSERVATION AND ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,...
- Pingsuo Jiang
- B08 - CLEANING