G - Physics
11
B
G11B 7/24 (2006.01) G11B 7/254 (2006.01) G11B 7/257 (2006.01) G11B 7/26 (2006.01) G11B 11/105 (2006.01)
Patent
CA 2047163
An optical disk including a transparent plastic substrate, a recording film formed on one side surface of the substrate, a first protective film covering the recording film, and a moisture-impermeable film formed on the other side surface of the substrate with or without the presence of an intermediate film.
Futagawa Masayasu
Ikenaga Hiroyuki
Inui Tetsuya
Mieda Michinobu
Murakami Yoshiteru
G. Ronald Bell & Associates
Sharp Kabushiki Kaisha
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