G - Physics
11
B
G11B 7/24 (2006.01) B29C 45/00 (2006.01) B29C 45/27 (2006.01) G11B 23/00 (2006.01) G11B 23/03 (2006.01)
Patent
CA 2075015
A disc cartridge comprises a cartridge main body rotatably accommodating an optical disc which has a magnetic member attached to a central portion of one of major surfaces of a disc substrate, and means provided on the inner surface of said cartridge main body for keeping clearance between the inner surface of said cartridge main body axed a protuberance produced by attaching said magnetic member to said one of the major surfaces of said disc substrate.
Gowling Lafleur Henderson Llp
Sony Corporation
LandOfFree
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