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Minoru Sato
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Tamaho, JP
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last 30 patents
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Patent Grant
Magnetic tape cassette with leaf-shaped spring door closure mechanism
Patent number
5,041,939
Issue date
Aug 20, 1991
Konica Corporation
Tsutomu Hiramoto
G11 - INFORMATION STORAGE
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Patent Grant
Magnetic tape cassette with improved front cover supporting mechanism
Patent number
4,951,167
Issue date
Aug 21, 1990
Konica Corporation
Tsutomu Hiramoto
G11 - INFORMATION STORAGE