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发明名称
Talking motion picture system
摘要
申请公布号
US1847181(A)
申请公布日期
1932.03.01
申请号
US19260111707
申请日期
1926.05.26
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
HARRISON HENRY C.
分类号
G03B31/00
主分类号
G03B31/00
代理机构
代理人
主权项
地址
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