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发明名称
SPEED CHANGING ARRANGEMENT OF VIDEO TAPE RECORDER
摘要
申请公布号
KR900003630(Y1)
申请公布日期
1990.04.30
申请号
KR19870006832U
申请日期
1987.05.06
申请人
SAM SUNG ELECTRONICS CO.,LTD.
发明人
KOO, DO-YEON
分类号
G11B15/44;(IPC1-7):G11B15/44
主分类号
G11B15/44
代理机构
代理人
主权项
地址
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