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发明名称
Keramische Platte
摘要
申请公布号
DE520375(C)
申请公布日期
1931.03.10
申请号
DE1929G077545D
申请日期
1929.09.27
申请人
PAUL T. GERBER
发明人
分类号
D06B23/00
主分类号
D06B23/00
代理机构
代理人
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