Title:
【考案の名称】光記録媒体
Document Type and Number:
Japanese Patent JPH04121072
Kind Code:
U
Inventors:
Naoko Shiina
Application Number:
JP3352991U
Publication Date:
October 29, 1992
Filing Date:
April 12, 1991
Export Citation:
International Classes:
G11B23/03; (IPC1-7): G11B23/03