Harbin
China
2
2024-06-27
The entities that hold a legal rights for patent applications filed by inventor Li Wei:
Wei Li from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
LATERAL ELECTRO-CONDUCTION DEVICE AND METHOD FOR MULTI-WIRE SUBMERGED ARC INNER/OUTER WELDING OF STRAIGHT-SEAM STEEL PIPE
#2 | 2019-01-03System for hydrogen production under limited aerobic conditions
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