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发明名称
DATA SIGNALLING SYSTEMS
摘要
申请公布号
CA1013450(A)
申请公布日期
1977.07.05
申请号
CA19730168345
申请日期
1973.04.10
申请人
ALARM EQUIPMENT SUPPLIES LIMITED
发明人
MCSORLEY, DAVID J.;DE CROOS, JAYE
分类号
主分类号
代理机构
代理人
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