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发明名称
Adjustable stop for brake heads
摘要
申请公布号
US2118960(A)
申请公布日期
1938.05.31
申请号
US19370134498
申请日期
1937.04.02
申请人
BETHLEHEM STEEL COMPANY
发明人
WHITFORD HARRY S.
分类号
B61H13/34
主分类号
B61H13/34
代理机构
代理人
主权项
地址
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