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发明名称
IMPROVEMENTS IN OR RELATING TO SLIDE PROJECTORS
摘要
申请公布号
GB1274981(A)
申请公布日期
1972.05.17
申请号
GB19700029207
申请日期
1970.06.16
申请人
GAF CORPORATION
发明人
OLEG SZYMBER
分类号
G03B23/00;G03B23/06;H01H19/58
主分类号
G03B23/00
代理机构
代理人
主权项
地址
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