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发明名称
Indexing means for drum-feed screw type translating device
摘要
申请公布号
US2883476(A)
申请公布日期
1959.04.21
申请号
US19560584774
申请日期
1956.05.14
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
DERMOND FRANKLIN;NICKERSON CLIFFORD A.
分类号
H04M1/65
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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