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发明名称
METHOD FOR MAKING THE HUMAN VOICE AUDIBLE AND COMPREHENSIBLE TO DEEP DEAF PERSONS AS BASED ON THE PSEUDOCARRIER TECHNIQUE AND APPARATUS TO CARRY OUT SAID METHOD
摘要
申请公布号
CA908064(A)
申请公布日期
1972.08.22
申请号
CAD908064
申请日期
申请人
LEONARDO BIONDI;EMANUELE BIONDI
发明人
LEONARDO BIONDI;EMANUELE BIONDI
分类号
主分类号
代理机构
代理人
主权项
地址
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