Chengdu
China
3
2019-04-11
The entities that hold a legal rights for patent applications filed by inventor YUAN Jun:
Jun YUAN from Chengdu, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
RAIL OF RAILWAY WITH PASSENGER AND FREIGHT MIXED TRAFFIC AND MANUFACTURING METHOD THEREOF
#2 | 2019-04-11HIGH-CARBON AND HIGH-STRENGTH AND TOUGHNESS PEARLITIC RAIL AND MANUFACTURING METHOD THEREOF
#3 | 2019-04-11High-toughness and plasticity hypereutectoid rail and manufacturing method thereof
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