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发明名称
LINEFINDER CIRCUIT ARRANGEMENT
摘要
申请公布号
CA638427(A)
申请公布日期
1962.03.20
申请号
CAD638427
申请日期
申请人
STANDARD TELEPHONES AND CABLES MFG. CO. (CANADA)
发明人
WOLFGANG WEISSER;ALOIS HEZEL
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