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发明名称
Photographic viewing apparatus
摘要
申请公布号
US2983317(A)
申请公布日期
1961.05.09
申请号
US19580780161
申请日期
1958.12.12
申请人
EASTMAN KODAK COMPANY
发明人
CAUDLE HOWARD P.;MCGRATH JOHN H.;THIESER ROBERT E.
分类号
G03B21/11
主分类号
G03B21/11
代理机构
代理人
主权项
地址
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