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发明名称
Selbsttaetige Lichtwechselsteuerung fuer Kopiermaschinen
摘要
申请公布号
DE613150(C)
申请公布日期
1935.05.16
申请号
DE1934G088054D
申请日期
1934.05.12
申请人
KARL GEYER;KARL GEYER;MASCHINEN- UND APPARATEBAU;MASCHINEN- UND APPARATEBAU
发明人
分类号
G03B27/16
主分类号
G03B27/16
代理机构
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