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US5447374A
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Positioning device for temperature sensor in freeze drying
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US4966469A
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Positioning device for temperature sensor in freeze drying
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US4780964A
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Process and device for determining the end of a primary stage of freeze drying
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US4823478A
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Freeze dryer for unattended operation
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US4787752A
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Live component temperature conditioning device providing fast temperature variations
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US4745354A
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Apparatus and methods for effecting a burn-in procedure on semiconductor devices
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WO8607158A1
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Apparatus and methods for effecting a burn-in procedure on semiconductor devices
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US4197658A
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Tissue freeze dryer
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US4161857A
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Freeze drying container with manual stoppering
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US4163327A
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Direct condenser defrosting system
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US4142303A
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Freeze drying stoppering apparatus
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US4139992A
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Shell freezer
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US4114287A
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Acid resistant freeze drying trap
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US4109396A
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Method and apparatus for an improved shelf and tray assembly for a freeze dryer
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US4090312A
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Freeze dryer particularly adapted for freeze drying materials having highly corrosive vapors
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US4084330A
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Flask for freeze drying with adjustable seal
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US4017983A
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Freeze dryer
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US3945603A
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Valve particularly adapted for use in vacuum work
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