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Sequential-access memory
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Patent number 4,779,228
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Issue date Oct 18, 1988
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Nippon Gakki Seizo Kabushiki Kaisha
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Yasuji Uchiyama
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G11 - INFORMATION STORAGE
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Automatic accompaniment apparatus
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Patent number 4,232,581
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Issue date Nov 11, 1980
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Nippon Gakki Seizo Kabushiki Kaisha
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Yasuji Uchiyama
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Key code data generator
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Patent number 4,228,712
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Issue date Oct 21, 1980
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Nippon Gakki Seizo Kabushiki Kaisha
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Yasuji Uchiyama
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Electronic musical instrument
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Patent number 4,223,584
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Issue date Sep 23, 1980
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Nippon Gakki Seizo Kabushiki Kaisha
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Akira Nakada
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Electronic musical instrument
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Patent number 4,192,211
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Issue date Mar 11, 1980
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Nippon Gakki Seizo Kabushiki Kaisha
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Eiichi Yamaga
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Electronic musical instrument
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Patent number 4,186,640
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Issue date Feb 5, 1980
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Nippon Gakki Seizo Kabushiki Kaisha
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Teruo Hiyoshi
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Waveform producing system
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Patent number 4,109,208
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Issue date Aug 22, 1978
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Nippon Gakki Seizo Kabushiki Kaisha
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Norio Tomisawa
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G10 - MUSICAL INSTRUMENTS ACOUSTICS