4. Radiant energy
  5. Ionic separation or analysis

Louis C. Frees

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Apparatus for measuring total pressure and partial pressure...

Electric lamp and discharge devices – With positive or negative ion acceleration – Supplying ionizable material
Reexamination Certificate

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Detection of nontransient processing anomalies in vacuum...

Adhesive bonding and miscellaneous chemical manufacture – Differential fluid etching apparatus – With measuring – sensing – detection or process control means
Reexamination Certificate

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Detection of nontransient processing anomalies in vacuum...

Semiconductor device manufacturing: process – With measuring or testing
Reexamination Certificate

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Ion collecting electrode for total pressure collector

Radiant energy – Ionic separation or analysis
Patent

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Ion collector assembly

Radiant energy – Ionic separation or analysis – Cyclically varying ion selecting field means
Patent

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Profile ID: LFUS-PAI-P-1516888

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