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发明名称
Record projector
摘要
申请公布号
US2220885(A)
申请公布日期
1940.11.12
申请号
US19380246303
申请日期
1938.12.17
申请人
TELETYPE CORPORATION
发明人
BURCKY CHARLES W.
分类号
G03B21/134
主分类号
G03B21/134
代理机构
代理人
主权项
地址
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