2 trademarks were found for owners matching the name Shandong Hengyuan Copper Co Ltd.
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1 TM: 1802365
Desc: H HENG YUAN
Owner: SHANDONG HENGYUAN COPPER CO., LTD.
Class: 6
Status: Protected: Registered/protected
2 TM: 1732363
Desc: H HENGYUAN
Owner: SHANDONG HENGYUAN COPPER CO., LTD.
Class: 6
Status: Protected: Registered/protected