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发明名称
Projektionsgerät
摘要
申请公布号
AT279207(B)
申请公布日期
1970.02.25
申请号
AT19650008810
申请日期
1965.09.28
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
分类号
G03B21/06;G03B21/132;(IPC1-7):G03B21/132
主分类号
G03B21/06
代理机构
代理人
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