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发明名称
Verfahren zur Herstellung von Schaumglas
摘要
申请公布号
DE669159(C)
申请公布日期
1938.12.17
申请号
DE1937ST56548D
申请日期
1937.08.26
申请人
DR. VLASTIMIL STRAKA
发明人
分类号
C03C11/00
主分类号
C03C11/00
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代理人
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