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发明名称
Trockner.
摘要
申请公布号
AT124309(B)
申请公布日期
1931.09.10
申请号
ATD124309
申请日期
1929.10.31
申请人
OSWALD PFEIFFER
发明人
OSWALD PFEIFFER
分类号
主分类号
代理机构
代理人
主权项
地址
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