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经营范围
发明名称
Process for the manufacture of artificial asbestos
摘要
申请公布号
GB524214(A)
申请公布日期
1940.08.01
申请号
GB19390002453
申请日期
1939.01.24
申请人
WERNER LUEDKE
发明人
分类号
C01B33/20;C04B35/16
主分类号
C01B33/20
代理机构
代理人
主权项
地址
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