4. Radiant energy
  5. Ion generation
  6. Field ionization type

Shinpei Hirokawa

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Electron gun and a method for using the same

Electric lamp and discharge devices – Discharge devices having a multipointed or serrated edge...
Reexamination Certificate

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Gallium ion source

Radiant energy – Ion generation – Field ionization type
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2596692

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