4. Dynamic magnetic information storage or retrieval
  5. Record transport with head stationary during transducing
  6. Drum record

Helmuth O. Kroog

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Floating door system for RF enclosures

Electricity: conductors and insulators – Anti-inductive structures – Conductor transposition
Reexamination Certificate

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Mechanical interface for rapid replacement of RF fixture...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – With rotor
Reexamination Certificate

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Tape head fine positioning system for a tape backup drive

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

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Profile ID: LFUS-PAI-P-754638

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