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发明名称
CONTAINER RING
摘要
申请公布号
CA364128(A)
申请公布日期
1937.02.16
申请号
CAD364128
申请日期
申请人
THE AMERICAN HOIST AND DERRICK COMPANY
发明人
ROLF E. LJUNGKULL
分类号
主分类号
代理机构
代理人
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