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JPH0552743A
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Apparatus and method for non-destructive quantitative analysis of condensible gaseous substance using high sensitivity infrared spectral method
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JPH01321320A
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Apparatus for measuring distribution of quantity of light
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JPS63309903A
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|
Illuminator
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JPS63211502A
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Lighting apparatus
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JPS63211503A
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Lighting apparatus
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JPS63108332A
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Light source unit
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JPS6119051A
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Medical reflecting mirror halogen bulb
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JPS5737343A
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Light image signal forming device
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JPS56143461A
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Electrophotographic copier
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US4254358A
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Incandescent lamp
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JPS5457380A
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Bulb for electric bulb and its preparation
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JPS53132184A
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Lamp and method of producing same
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