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Recording and reproducing apparatus with limited digital copying

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and reproducing device and a recording and reproducing

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and reproducing system

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of equalizing
Patent

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Recording and reproducing system for protecting copyrighted data

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and/or play-back system employing a cassette with a me

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and/or playback apparatus which prevents erasure of th

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and/or reproducing apparatus for controlling the runni

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording and/or reproducing apparatus using rotary heads accord

Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent

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Recording and/or reproducing apparatus using signal...

Dynamic magnetic information storage or retrieval – General recording or reproducing
Reexamination Certificate

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Recording apparatus

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing
Patent

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Recording apparatus

Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent

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Recording apparatus

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing
Patent

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Recording apparatus

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording apparatus and dubbing system including the same

Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent

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Recording apparatus provided with a write driver circuit

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of the amplifier
Reexamination Certificate

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Recording apparatus using a tape cassette with a memory

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording apparatus with a control for selecting a gain adjustme

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of the amplifier
Patent

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Recording apparatus with device for detecting the status of a re

Dynamic magnetic information storage or retrieval – General recording or reproducing – Recording-or erasing-prevention
Patent

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Recording bias oscillating circuit

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing
Patent

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Recording bias setting device for a magnetic recording and repro

Dynamic magnetic information storage or retrieval – General recording or reproducing – Specifics of biasing or erasing
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