4. Electric lamp and discharge devices: systems
  5. Cathode ray tube circuits
  6. Cathode-ray deflections circuits

Hans C. Pfeiffer

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Compensated magnetic deflection coil for electron beam lithograp

Radiant energy – With charged particle beam deflection or focussing – Magnetic lens
Patent

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Compensation of within-subfield linewidth variation in...

Radiation imagery chemistry: process – composition – or product th – Including control feature responsive to a test or measurement
Reexamination Certificate

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Electron beam contactless testing system with grid bias switchin

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

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Electron beam lithography system

Electric heating – Metal heating – By arc
Patent

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Electron beam lithography system

Radiant energy – Irradiation of objects or material – Irradiation of semiconductor devices
Patent

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Profile ID: LFUS-PAI-P-293676

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