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发明名称
DEMONSTRATIONSGERAET ZUR VERANSCHAULICHUNG ZUSAMMENGESETZTER PREISE
摘要
申请公布号
DE7519432(U)
申请公布日期
1975.11.27
申请号
DE19750019432U
申请日期
1975.06.19
申请人
DEUTSCHE UNILEVER GMBH
发明人
分类号
G06C1/00;(IPC1-7):G06C1/00
主分类号
G06C1/00
代理机构
代理人
主权项
地址
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