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Electrostatic precipitator
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Patent number 5,922,111
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Issue date Jul 13, 1999
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Omi Kogyo Co., Ltd.
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Takashi Omi
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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Drill with trimming attachment
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Patent number 5,211,635
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Issue date May 18, 1993
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Omi Kogyo Co., Ltd
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Takashi Omi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Hole cutter
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Patent number 4,573,838
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Issue date Mar 4, 1986
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Omi Kogyo Co., Ltd.
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Takashi Omi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR