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发明名称
Rail inspection apparatus
摘要
申请公布号
US2114889(A)
申请公布日期
1938.04.19
申请号
US19350040621
申请日期
1935.09.14
申请人
GENERAL ELECTRIC COMPANY
发明人
STRATTON JERRY L.
分类号
B61K9/10
主分类号
B61K9/10
代理机构
代理人
主权项
地址
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