Magnetic disc
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Description
FIG. 1 is a top view of a magnetic disc showing our new design,
FIG. 2 is a front view thereof,
FIG. 3 is a right side view thereof,
FIG. 4 is a rear view thereof,
FIG. 5 is a left side view thereof,
FIG. 6 is a bottom view thereof,
FIG. 7 is a perspective view thereof.
Referenced Cited
Patent History
Patent number: D277858
Type: Grant
Filed: Mar 29, 1983
Date of Patent: Mar 5, 1985
Assignee: Sony Corporation (Tokyo)
Inventors: Katsumasa Takahashi (Tokyo), Katsutoshi Kikuchi (Tokyo)
Primary Examiner: Susan J. Lucas
Attorneys: Lewis H. Eslinger, Alvin Sinderbrand
Application Number: 6/480,147
Type: Grant
Filed: Mar 29, 1983
Date of Patent: Mar 5, 1985
Assignee: Sony Corporation (Tokyo)
Inventors: Katsumasa Takahashi (Tokyo), Katsutoshi Kikuchi (Tokyo)
Primary Examiner: Susan J. Lucas
Attorneys: Lewis H. Eslinger, Alvin Sinderbrand
Application Number: 6/480,147
Classifications
Current U.S. Class:
D14/114