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发明名称
Photographic slide projector
摘要
申请公布号
US3292288(A)
申请公布日期
1966.12.20
申请号
US19640371277
申请日期
1964.06.01
申请人
ROLLEI-WERKE FRANKE & HEIDECKE
发明人
SOBOTTA REINHARD
分类号
G03B23/04;G03B23/14
主分类号
G03B23/04
代理机构
代理人
主权项
地址
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