Shanghai
China
2
2023-12-28
Can Chen from Shanghai, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
HIGH-STRENGTH ABSORBABLE COMPOSITE ACTIVE INTERNAL FIXATION DEVICE AND PREPARATION METHOD THEREFOR
#2 | 2020-04-16QUALITY WELDING OF SIMILAR AND DISSIMILAR METAL WELDS WITH SPACE BETWEEN WORKPIECES
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