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经营范围
发明名称
Azetylenerzeugungsanlage.
摘要
申请公布号
CH142961(A)
申请公布日期
1930.10.31
申请号
CHD142961
申请日期
1929.07.22
申请人
WIDERKEHR,PAUL
发明人
WIDERKEHR,PAUL
分类号
C10H21/00
主分类号
C10H21/00
代理机构
代理人
主权项
地址
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