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发明名称
Safety cover latch for dictating machine
摘要
申请公布号
US2924474(A)
申请公布日期
1960.02.09
申请号
US19570697853
申请日期
1957.11.21
申请人
THE SOUNDSCRIBER CORPORATION
发明人
LANGE MAX H.
分类号
E05B15/04;E05C3/14
主分类号
E05B15/04
代理机构
代理人
主权项
地址
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