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发明名称
KONTAKTVORRICHTUNG AN NUMMERNSCHALTERN ZUR BILDUNG VON WAHLIMPULSREIHEN IN FERNMELDE- INSBESONDERE FERNSPRECHANLAGE
摘要
申请公布号
DE7116762(U)
申请公布日期
1971.08.12
申请号
DE19710016762U
申请日期
1971.02.24
申请人
MERK F TELEFONBAU GMBH
发明人
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主分类号
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