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发明名称
Shimmed rail joint
摘要
申请公布号
US2067375(A)
申请公布日期
1937.01.12
申请号
US19350001790
申请日期
1935.01.14
申请人
BREED CHARLES W;BURKHARDT GEORGE R
发明人
BREED CHARLES W.;BURKHARDT GEORGE R.
分类号
E01B11/02
主分类号
E01B11/02
代理机构
代理人
主权项
地址
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