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发明名称
Anlæg til omdannelse af en variabel signalstrøm eller spænding til en binær kode og omvendt.
摘要
申请公布号
DK79632(C)
申请公布日期
1955.08.01
申请号
DK19510003189
申请日期
1951.10.24
申请人
STAATSBEDRIJF DER POSTERIJEN, TELEGRAFIE EN TELEFONIE
发明人
DR. ING. ROELOF MAARTEN MARIE OBERMAN;ANTONIE SNIJDERS
分类号
主分类号
代理机构
代理人
主权项
地址
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