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发明名称
Printing telegraph exchange system
摘要
申请公布号
US1870997(A)
申请公布日期
1932.08.09
申请号
US19300418460
申请日期
1930.01.04
申请人
SIEMENS & HALSKE, AKTIENGESELLSCHAFT
发明人
JIPP AUGUST;ROSSBERG EHRHARD;SIMON FRANZ;SCHEUNERT ALFRED;SKAWRAN WILLY
分类号
H04L12/06
主分类号
H04L12/06
代理机构
代理人
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