G - Physics – 11 – B
Patent
G - Physics
11
B
352/31.11
G11B 19/04 (2006.01) G11B 23/03 (2006.01) G11B 23/28 (2006.01) G11B 23/30 (2006.01)
Patent
CA 1261061
MAGNETIC DISK CARTRIDGE WITH ERASURE-PREVENTING DEVICE ABSTRACT OF THE DISCLOSURE An indicator for representing a selectable recording state of a magnetic disk cassette, for example, a write-protection state, wherein a sliding piece fitted over a thin flat part contiguous with an opening in a lower cassette half is selectively visible through a window through an upper cassette half.
497743
Nemoto Tsuneo
Takahashi Kenji
Gowling Lafleur Henderson Llp
Sony Corporation
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