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Lateral excitation type gas laser
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Patent number 4,606,035
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Issue date Aug 12, 1986
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Agency of Industrial Science and Technology
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Masao Hishii
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H01 - BASIC ELECTRIC ELEMENTS
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Silent discharge gas laser
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Patent number 4,329,662
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Issue date May 11, 1982
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Mitsubishi Denki Kabushiki Kaisha
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Shigenori Yagi
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H01 - BASIC ELECTRIC ELEMENTS
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Ozonizer
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Patent number 4,232,229
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Issue date Nov 4, 1980
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Mitsubishi Denki Kabushiki Kaisha
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Masaaki Tanaka
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C01 - INORGANIC CHEMISTRY
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Ozone generating apparatus
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Patent number 4,123,664
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Issue date Oct 31, 1978
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Mitsubishi Denki Kabushiki Kaisha
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Takashi Yamamura
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C01 - INORGANIC CHEMISTRY
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Ozone-generating apparatus
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Patent number 4,100,421
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Issue date Jul 11, 1978
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Mitsubishi Denki Kabushiki Kaisha
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Norikazu Tabata
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C01 - INORGANIC CHEMISTRY