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发明名称
Improvements in or relating to optical devices for use in the production of stereographs
摘要
申请公布号
GB364009(A)
申请公布日期
1931.12.28
申请号
GB19300025722
申请日期
1930.08.28
申请人
ERNST LEITZ G.M.B.H.;ERWIN LIHOTZKY
发明人
分类号
G02B27/10
主分类号
G02B27/10
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