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公开(公告)号：FR1399672A
公开(公告)日：1965-05-21
申请号：FR06007368
申请日：1964-04-06
Applicant: IBM FRANCE
Inventor： LAMPARTER HELMUT , BERGMANN KURT , KNAUFT GUENTER , SPRUTH WILHELM , ROTHAUSER ERNST
IPC: H04M11/10
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