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发明名称
Entwicklungsvorrichtung fuer mit Gas zu behandelnde Vervielfaeltigungen, insbesondere Lichtpausen
摘要
申请公布号
DE567243(C)
申请公布日期
1932.12.30
申请号
DENDATK124469D
申请日期
申请人
GERHARD KREBBER
发明人
分类号
G03D7/00
主分类号
G03D7/00
代理机构
代理人
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