Patent search ap:("VICTOR COMPANY OF JAPAN") AND inv:"BOJO TAKURO" Page 1

1.

发明授权
Frequency converter circuit changeable to an audio frequency amplifier 失效
Title translation: 频率转换器电路可更改为音频放大器

公开(公告)号：US3488593A

公开(公告)日：1970-01-06

申请号：US3488593D

申请日：1965-11-19

Applicant: VICTOR COMPANY OF JAPAN

Inventor： BOJO TAKURO

IPC: H04B1/10 , H04B1/20 , H04B1/06

CPC classification number: H04B1/10 , H04B1/20

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