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发明名称
Apparatus for viewing stereoscopic pictures
摘要
申请公布号
US1930228(A)
申请公布日期
1933.10.10
申请号
US19310540321
申请日期
1931.05.27
申请人
THE PERSER CORPORATION
发明人
DRAPER ERNEST E.
分类号
G03B35/24
主分类号
G03B35/24
代理机构
代理人
主权项
地址
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