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发明名称
NONMETALLIC TIE PLACE
摘要
申请公布号
US3544006(A)
申请公布日期
1970.12.01
申请号
USD3544006
申请日期
1969.01.22
申请人
KOPPERS CO. INC.
发明人
CHARLES J. PENNINO
分类号
E01B9/40;E01B9/68;(IPC1-7):E01B9/40
主分类号
E01B9/40
代理机构
代理人
主权项
地址
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