发明名称 |
MULTIBEAM OPTICAL PICKUP |
摘要 |
|
申请公布号 |
JPH03147537(A) |
申请公布日期 |
1991.06.24 |
申请号 |
JP19890285178 |
申请日期 |
1989.10.31 |
申请人 |
VICTOR CO OF JAPAN LTD |
发明人 |
NAKAMURA NORIAKI |
分类号 |
G02B5/18;G11B7/14 |
主分类号 |
G02B5/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
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