Portable variable density sound recorder and reproducer,申请号US19650480745-传众专利搜索

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法人/股东/高管

发明名称	Portable variable density sound recorder and reproducer
摘要
申请公布号	US3268671(A)	申请公布日期	1966.08.23
申请号	US19650480745	申请日期	1965.08.18
申请人	PELTON MOORE DAVID	发明人	MOORE DAVID PELTON
分类号	G11B7/003	主分类号	G11B7/003
代理机构		代理人
主权项
地址

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