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Detection of nontransient processing anomalies in vacuum manufacturing process
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Ion collector assembly
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Wall deposition monitoring system
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Acoustic consumption monitor
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Method for linearization of ion currents in a quadrupole mass analyzer
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Ion collecting electrode for total pressure collector
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Ion lens assembly for gas analysis system
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Acoustic sensor with resonator cell for in-line continuous monitoring of gasses
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Method of manufacturing a miniature quadrupole using electrode-discharge machining
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Dual ion source
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Acoustic sensor for in-line continuous monitoring of gasses
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Composite membrane and support assembly
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Quantitative determination of air present in refrigerant sample by measurement of pressure coefficient of resonance frequency
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Acoustic tool for analysis of a gaseous substance
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Buffered quartz crystal
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Fourier transform molecular spectrometer
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Miniature gas sensor
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