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发明名称
CONVERTOR FOR TRANSMITTING UNINTERRUPTED MORSE CODE SIGNALS
摘要
申请公布号
US3496294(A)
申请公布日期
1970.02.17
申请号
USD3496294
申请日期
1966.09.26
申请人
DE STAAT DER NEDERLANDEN TEN DEZE VERTEGENWOORDIGD DOOR DE DIRECTEUR-GENERAAL DER POSTERIJEN TELEGRAFIE EN TELEFONIE
发明人
ERWIN JACOB EMANUELS
分类号
H03M7/40
主分类号
H03M7/40
代理机构
代理人
主权项
地址
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