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发明名称
Zur Herstellung von Rohrputzdecken dienende Schalplatte
摘要
申请公布号
DE619089(C)
申请公布日期
1935.09.21
申请号
DE1933P068427D
申请日期
1933.11.01
申请人
HEINRICH PEEST
发明人
分类号
E04F21/04
主分类号
E04F21/04
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代理人
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