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Device for installing piston ring
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Patent number 7,788,777
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Issue date Sep 7, 2010
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Hirata Corporation
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Kenichi Haratake
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Piston ring apparatus
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Patent number 5,737,831
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Issue date Apr 14, 1998
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Micro-Precision Operations, Inc.
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Deryll L. Liechty
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Piston ring method
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Patent number 5,592,740
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Issue date Jan 14, 1997
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Micro-Precision Operations, Inc.
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Deryll L. Liechty
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Piston ring apparatus
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Patent number 5,435,056
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Issue date Jul 25, 1995
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Micro-Precision Operations, Inc.
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Deryll L. Liechty
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Piston ring apparatus
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Patent number 5,404,629
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Issue date Apr 11, 1995
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Micro-Precision Operations, Inc.
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Deryll L. Liechty
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3793695
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Patent number 3,793,695
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Issue date Feb 26, 1974
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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3066398
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Patent number 3,066,398
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Issue date Dec 4, 1962
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2922222
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Patent number 2,922,222
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Issue date Jan 26, 1960
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2865091
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Patent number 2,865,091
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Issue date Dec 23, 1958
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2792625
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Patent number 2,792,625
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Issue date May 21, 1957
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1852613
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Patent number 1,852,613
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Issue date Apr 5, 1932
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1525765
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Patent number 1,525,765
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Issue date Feb 10, 1925
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR