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Exposure system
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Patent number 5,227,838
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Issue date Jul 13, 1993
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Matsushita Electric Industrial Co., Ltd.
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Yoshito Nakanishi
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Narrow-band laser apparatus
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Patent number 5,150,370
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Issue date Sep 22, 1992
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Matsushita Electric Industrial Co., Ltd.
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Nobuaki Furuya
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Laser apparatus
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Patent number 5,042,047
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Issue date Aug 20, 1991
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Matsushita Electric Industrial Co., Ltd.
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Takuhiro Ono
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H01 - BASIC ELECTRIC ELEMENTS
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Narrow-band laser apparatus
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Patent number 4,985,898
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Issue date Jan 15, 1991
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Matsushita Electric Industrial Co., Ltd.
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Nobuaki Furuya
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Antireflection film
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Patent number 4,812,016
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Issue date Mar 14, 1989
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Matsushita Electric Industrial Co., Ltd.
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Takeo Miyata
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G02 - OPTICS
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Antireflection film
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Patent number 4,738,497
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Issue date Apr 19, 1988
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Matsushita Electric Industrial Co., Ltd.
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Takeo Miyata
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G02 - OPTICS
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