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经营范围
发明名称
Improvements in rail filing machines
摘要
申请公布号
GB484849(A)
申请公布日期
1938.05.11
申请号
GB19370009896
申请日期
1937.04.07
申请人
CARLO REDAELLI;DOMENICO REDAELLI
发明人
分类号
E01B31/15
主分类号
E01B31/15
代理机构
代理人
主权项
地址
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