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发明名称
PHOTOGRAPHIC SLIDE PROJECTORS
摘要
申请公布号
CA884433(A)
申请公布日期
1971.10.26
申请号
CAD884433
申请日期
申请人
FOTEK CORPORATION PTY. LIMITED
发明人
JOHN L. SHEAFFER
分类号
主分类号
代理机构
代理人
主权项
地址
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