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Wrist mechanism
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Patent number 4,990,050
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Issue date Feb 5, 1991
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Tokico Ltd.
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Kazuo Tsuge
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Air compressor
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Patent number 4,492,533
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Issue date Jan 8, 1985
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Tokico Ltd.
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Kazuo Tsuge
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Split piston ring having stepped ends
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Patent number 4,449,721
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Issue date May 22, 1984
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Tokico Ltd.
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Kazuo Tsuge
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Vehicle leveling system
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Patent number 4,396,206
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Issue date Aug 2, 1983
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Tokico Ltd.
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Kazuo Tsuge
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B60 - VEHICLES IN GENERAL