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发明名称
RATCHET MECHANISM FOR CHAIN HOISTS
摘要
申请公布号
CA559215(A)
申请公布日期
1958.06.24
申请号
CAD559215
申请日期
申请人
A. B. CHANCE COMPANY
发明人
WILLIAM L. HOLLANDER
分类号
主分类号
代理机构
代理人
主权项
地址
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