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经营范围
发明名称
Eisenbahn-Zwillingsschwelle.
摘要
申请公布号
CH159892(A)
申请公布日期
1933.02.15
申请号
CHD159892
申请日期
1932.03.07
申请人
J. BOLLIGER & CIE.
发明人
CIE. J. BOLLIGER &
分类号
E01B3/40
主分类号
E01B3/40
代理机构
代理人
主权项
地址
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