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Apparatus for threading magnetic tape from a single reel cartrid

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent

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Apparatus for threading magnetic tape in a magnetic tape transpo

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent

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Apparatus for tracking control using recorded pilot signals

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Patent

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Apparatus for tracking magnetic head on rotary magnetic recordin

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the head
Patent

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Apparatus for transferring pre-recorded image signal information

Dynamic magnetic information storage or retrieval – Record editing
Patent

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Apparatus for transmitting digital signals across a rotary gap

Dynamic magnetic information storage or retrieval – General processing of a digital signal
Patent

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Apparatus for transporting a magnetic tape

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the record
Reexamination Certificate

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Apparatus for transporting a magnetic tape cassette

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent

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Apparatus for transporting magnetic tape cassettes of different

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent

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Apparatus for turning rotor for each desirable angle by driving

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Tape record
Patent

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Apparatus for use in cleaning a tape head

Dynamic magnetic information storage or retrieval – Head – Head accessory
Patent

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Apparatus for use in recording a pulse signal on a magnetic reco

Dynamic magnetic information storage or retrieval – Modulating or demodulating – Frequency
Patent

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Apparatus for using window signal generators to enable detection

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data clocking
Patent

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Apparatus for variably compressing video and audio information w

Dynamic magnetic information storage or retrieval – Converting an analog signal to digital form for recording;...
Patent

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Apparatus for variably selecting the capacity of a recording med

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Controlling the record
Patent

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Apparatus for varying the path of magnetic tape passing over a r

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record
Patent

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Apparatus for verifying operation of a recording and reproducing

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data verification
Patent

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Apparatus for writing data on a magnetic card and preventing hea

Dynamic magnetic information storage or retrieval – Recording on or reproducing from an element of diverse utility – Card
Patent

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Apparatus for writing on, and/or reading, magnetic discs

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record
Patent

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Apparatus for writing servo bursts on a disk with servo...

Dynamic magnetic information storage or retrieval – General processing of a digital signal – Data in specific format
Reexamination Certificate

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