4. Rotary kinetic fluid motors or pumps
  5. Smooth runner surface for working fluid frictional contact

Yoshitsugu Tsutsumi

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Apparatus for analysis employing electron

Radiant energy – Inspection of solids or liquids by charged particles – Analyte supports
Patent

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Method of and apparatus for manufacturing semiconductors

Semiconductor device manufacturing: process – Coating of substrate containing semiconductor region or of... – Insulative material deposited upon semiconductive substrate
Reexamination Certificate

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Vacuum pump

Rotary kinetic fluid motors or pumps – Smooth runner surface for working fluid frictional contact
Patent

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Vacuum pump

Rotary kinetic fluid motors or pumps – Smooth runner surface for working fluid frictional contact
Patent

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Profile ID: LFUS-PAI-P-919760

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