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Guangzhou Huitong Machinery Co., Ltd.

Excavator extended arm hook machine two-section extended arm excavator three-...

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home > honor > 实用新型专利证书
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实用新型专利证书
Upload time:2016-07-04        Views:13        Back to list
issuing agency:   中华人民共和国国家知识产权局 Issuing time :   2012-12-26
Upload time :   2016-07-04 Valid until :   永久
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实用新型专利证书