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Magnetic recording medium
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Patent number 5,114,778
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Issue date May 19, 1992
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Fuji Photo Film Co., Ltd.
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Akio Yanai
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G11 - INFORMATION STORAGE
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Magnetic recording media
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Patent number 5,082,714
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Issue date Jan 21, 1992
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Fuji Photo Film Co., Ltd.
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Akio Yanai
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G11 - INFORMATION STORAGE
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Magnetic recording medium
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Patent number 4,956,229
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Issue date Sep 11, 1990
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Fuji Photo Film Co., Ltd.
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Tadashi Yasunaga
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G11 - INFORMATION STORAGE
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Magnetic recording medium
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Patent number 4,923,748
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Issue date May 8, 1990
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Fuji Photo Film Co., Ltd.
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Tadashi Yasunaga
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G11 - INFORMATION STORAGE
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Magnetic recording medium
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Patent number 4,801,500
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Issue date Jan 31, 1989
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Fuji Photo Film Co., Ltd.
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Tadashi Yasunaga
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G11 - INFORMATION STORAGE
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-
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Magnetic recording medium
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Patent number 4,661,418
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Issue date Apr 28, 1987
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Fuji Photo Film Co., Ltd.
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Akio Yanai
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G11 - INFORMATION STORAGE
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-
Magnetic recording medium
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Patent number 4,588,636
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Issue date May 13, 1986
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Fuji Photo Film Co., Ltd.
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Ryuji Shirahata
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G11 - INFORMATION STORAGE
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-
-
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Magnetic recording medium
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Patent number 4,448,843
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Issue date May 15, 1984
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Fuji Photo Film Co., Ltd.
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Yasuyuki Yamada
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G11 - INFORMATION STORAGE
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Magnetic recording medium
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Patent number 4,333,985
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Issue date Jun 8, 1982
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Fuji Photo Film Co., Ltd.
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Ryuji Shirahata
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G11 - INFORMATION STORAGE