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发明名称
Sound picture recording system
摘要
申请公布号
US2055654(A)
申请公布日期
1936.09.29
申请号
US19320605258
申请日期
1932.04.14
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
CHAMBERS IRL M.
分类号
G11B7/00
主分类号
G11B7/00
代理机构
代理人
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地址
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