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发明名称
Rail anchor
摘要
申请公布号
US2036686(A)
申请公布日期
1936.04.07
申请号
US19350004274
申请日期
1935.01.31
申请人
ELERS KARL F
发明人
ELERS KARL F.
分类号
E01B13/02
主分类号
E01B13/02
代理机构
代理人
主权项
地址
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