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发明名称
Mucking machine dipper hoisting means
摘要
申请公布号
US2134992(A)
申请公布日期
1938.11.01
申请号
US19370157331
申请日期
1937.08.04
申请人
WHITMIRE WILLIAM A
发明人
WHITMIRE WILLIAM A.
分类号
E02F3/28
主分类号
E02F3/28
代理机构
代理人
主权项
地址
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