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发明名称
Lifting mechanism for traversing hoists
摘要
申请公布号
US1838939(A)
申请公布日期
1931.12.29
申请号
US19300455927
申请日期
1930.05.26
申请人
WILLAMETTE-ERSTED COMPANY
发明人
GRAB GUSTAV A.
分类号
B66C19/02
主分类号
B66C19/02
代理机构
代理人
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地址
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