The integral barbed wire, twisted wire and integral 10-tooth barbed wire in the list of the Company's development achievements all obtain New Practical Patent of China.
公司开发的整体芒刺线、麻花线、整体十齿芒刺线均获国家实用新型专利。
The integral barbed wire, twisted wire and integral 10-tooth barbed wire in the list of the Company's development achievements all obtain New Practical Patent of China.
公司开发的整体芒刺线、麻花线、整体十齿芒刺线均获国家实用新型专利。
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