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经营范围
发明名称
Formverfahren für die Herstellung von armierten Beton-Fensterrahmen in einem Stück.
摘要
申请公布号
CH143943(A)
申请公布日期
1930.12.15
申请号
CHD143943
申请日期
1930.02.08
申请人
W. CHRISTEN & CIE., ZEMENTWARENFABRIK SCHAENZLI
发明人
W. CHRISTEN & CIE., ZEMENTWARENFABRIK SCHAENZLI
分类号
B28B7/18
主分类号
B28B7/18
代理机构
代理人
主权项
地址
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