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发明名称
Station-to-station telephone set for extreme shock conditions utilizing an automatic station selector switch return mechanism
摘要
申请公布号
US3306986(A)
申请公布日期
1967.02.28
申请号
US19630312965
申请日期
1963.10.01
申请人
STROMBERG-CARLSON CORPORATION
发明人
KLEIN DIETRICH J.
分类号
H04M1/52
主分类号
H04M1/52
代理机构
代理人
主权项
地址
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