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发明名称
STEUERBARER FOTOGRAFISCHER WEICHZEICHNER
摘要
申请公布号
DD260341(A1)
申请公布日期
1988.09.21
申请号
DD19870302277
申请日期
1987.04.30
申请人
VEB PENTACON DRESDEN KAMERA- UND KINOWERKE,DD
发明人
STETTIN,HEIKO,DD;KRESSE,HORST,DD;BOEHM,WOLFGANG,DD
分类号
G02B5/02;G02B13/20;G02F1/13;G03B11/00;(IPC1-7):G02B13/20
主分类号
G02B5/02
代理机构
代理人
主权项
地址
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