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发明名称
Clamp plate for railway rails
摘要
申请公布号
US2291743(A)
申请公布日期
1942.08.04
申请号
US19400347051
申请日期
1940.07.23
申请人
MULLER GEORGE W
发明人
MULLER GEORGE W.
分类号
E01B9/30
主分类号
E01B9/30
代理机构
代理人
主权项
地址
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