4. Measuring and testing
  5. With fluid pressure
  6. Leakage

Charles Perkins

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Ion pump having secondary magnetic field

Pumps – Electrical or getter type – Ionic with gettering
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Method and apparatus for large leak testing

Measuring and testing – With fluid pressure – Leakage
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Methods and apparatus for detection of large leaks in sealed...

Measuring and testing – With fluid pressure – Leakage
Reexamination Certificate

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Methods and apparatus for leak detection by the accumulation...

Measuring and testing – With fluid pressure – Leakage
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Profile ID: LFUS-PAI-P-2420209

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