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

Gerard Barrois

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Assembly for chip(s) with magnetic head(s) and method for...

Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Reexamination Certificate

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Flight slider for magnetic recording

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

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Method for collective production of magnetic heads having a...

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Method for collective production of magnetic heads with...

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making electrical device
Reexamination Certificate

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Polishing machine having a taut microabrasive strip and an impro

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Profile ID: LFUS-PAI-P-139769

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