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RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING

Subclass of:

360 - Dynamic magnetic information storage or retrieval

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
360970010 Disk record 264
360090000 Tape record 62
360970110 Disk record 51

Patent applications in all subclasses RECORD TRANSPORT WITH HEAD STATIONARY DURING TRANSDUCING