Harbin
China
2
2022-11-10
The entities that hold a legal rights for patent applications filed by inventor XU Fei:
Fei XU from Harbin, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
MARINE ECOLOGICAL ENGINEERING CONSTRUCTION METHOD, ASPHALT CEMENT-BASED COATING, AND PREPARATION METHOD THEREOF
#2 | 2022-09-29CONSTRUCTION METHOD FOR ECOLOGICAL RIPRAP BREAKWATER, INDUCED CEMENT-BASED COATING AND PREPARATION METHOD THEREOF
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