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发明名称
Schreibprojektor
摘要
申请公布号
AT282997(B)
申请公布日期
1970.07.27
申请号
AT19660004996
申请日期
1966.05.26
申请人
JAMES W. LUCAS
发明人
JAMES W. LUCAS
分类号
G03B21/132;(IPC1-7):G03B21/132
主分类号
G03B21/132
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