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Title:
【発明の名称】光学ピックアップ装置
Document Type and Number:
Japanese Patent JP2840794
Kind Code:
B2
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Inventors:
SEO KATSUHIRO
Application Number:
JP20382890A
Publication Date:
December 24, 1998
Filing Date:
August 02, 1990
Export Citation:
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Assignee:
SONII KK
International Classes:
G11B11/10; G11B7/135; G11B11/105; (IPC1-7): G11B7/135; G11B11/10
Domestic Patent References:
JP2132325U
Attorney, Agent or Firm:
Akira Koike (2 outside)



 
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