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发明名称
ANZEIGEVORRICHTUNG ZUM ANZEIGEN DES GLEISAUSRICHTZUSTANDES
摘要
申请公布号
DE2640222(A1)
申请公布日期
1977.03.17
申请号
DE19762640222
申请日期
1976.09.07
申请人
CANRON INC.
发明人
KENNETH STEWART,JOHN
分类号
E01B35/00;(IPC1-7):E01B35/06
主分类号
E01B35/00
代理机构
代理人
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地址
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