Title:
【発明の名称】光ディスク装置の焦点制御方法
Document Type and Number:
Japanese Patent JP2875689
Kind Code:
B2
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Inventors:
TAKESHITA NOBUO
FUJITA TERUO
FUJITA TERUO
Application Number:
JP22131892A
Publication Date:
March 31, 1999
Filing Date:
August 20, 1992
Export Citation:
Assignee:
MITSUBISHI DENKI KK
International Classes:
G11B7/085; G11B7/09; G11B7/14; (IPC1-7): G11B7/09; G11B7/14
Domestic Patent References:
| JP4168631A | ||||
| JP1178131A | ||||
| JP2282930A | ||||
| JP4121829A | ||||
| JP1243247A |
Attorney, Agent or Firm:
Maeda Minoru