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Inventor

XU CHANGBAO

CN4 patents
⚠️ This page may combine multiple inventors who share the name “XU CHANGBAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GUIZHOU POWER GRID COMPANY LTD

2 patents

WANHUA CHEMICAL GROUP CO LTD

1 patent

ZHENGZHOU FUJIANDA MEDICAL EQUIPMENT CO LTD

1 patent