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发明名称
Wrecking crane
摘要
申请公布号
US1965367(A)
申请公布日期
1934.07.03
申请号
US19310571959
申请日期
1931.10.30
申请人
BROWN WILLIAM L
发明人
BROWN WILLIAM L.
分类号
B66C23/50
主分类号
B66C23/50
代理机构
代理人
主权项
地址
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