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发明名称
GRIP PULLEY
摘要
申请公布号
CA847589(A)
申请公布日期
1970.07.28
申请号
CAD847589
申请日期
申请人
ELVING J. KJELLSTROM
发明人
ELVING J. KJELLSTROM
分类号
主分类号
代理机构
代理人
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地址
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