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发明名称
Underframe
摘要
申请公布号
US2071629(A)
申请公布日期
1937.02.23
申请号
US19330702152
申请日期
1933.12.13
申请人
AMERICAN STEEL FOUNDRIES
发明人
HEDGCOCK WILLIAM C.;COTTRELL ROBERT B.
分类号
B61F5/32
主分类号
B61F5/32
代理机构
代理人
主权项
地址
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