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NL7610723A
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Cassette for endless flexible tape with base, cover and edge parts - has housing section connectable operatively to tape recording and playback unit
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NL7610724A
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Cassette for endless flexible tape with base, cover and edge parts - has housing section connectable operatively to tape recording and playback unit
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US3685646A
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Tape reel container
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GB1208763A
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Improvements in endless tape cartridge
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US3492668A
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Computer reel
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US3788574A
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Endless tape cartridge
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US3229811A
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Plug for mounting tape reels
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US3184178A
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Reels
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US3029157A
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Magnetizable image transfer medium
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US3007807A
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Magnetic recording
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US2993096A
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Erasing means for magnetic recording
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US2900236A
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Production of ferromagnetic iron oxide
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US2900239A
|
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Production of ferromagnetic iron oxide
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US2796359A
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Production of magnetic sound recording tape
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US2714871A
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Roller means for applying magnetic material to sound recording tape
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US2775450A
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Aligning means to be used in the production of magnetic sound recording tape
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US2763235A
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Apparatus for production of magnetic sound tape
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US2714363A
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Apparatus for the production of magnetic sound recording tape
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US2741217A
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Machine for coating and drying tape
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US2745605A
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Production of magnetic sound tape
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