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发明名称
Atmosphaerische Spielzeugmaschine
摘要
申请公布号
DE575173(C)
申请公布日期
1933.04.25
申请号
DE1931V026971D
申请日期
1931.06.20
申请人
FRIEDRICH FREVERT;RICHARD SCHULTE JR.
发明人
分类号
主分类号
代理机构
代理人
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