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发明名称
Verfahren zum Reinhalten von Dichtungsflächen bei Absperrorganen.
摘要
申请公布号
CH137541(A)
申请公布日期
1930.01.15
申请号
CHD137541
申请日期
1929.02.01
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
AKTIENGESELLSCHAFT I. G. FARBENINDUSTRIE
分类号
主分类号
代理机构
代理人
主权项
地址
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