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Flexible pipe connector
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Patent number 5,897,146
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Issue date Apr 27, 1999
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Yano Giken Co., Ltd.
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Kikuo Saito
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pipe joint
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Patent number D392372
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Issue date Mar 17, 1998
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Yano Giken Co., Ltd.
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Kikuo Saito
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D23 - Environmental heating and cooling
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Pipe coupling apparatus
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Patent number 5,435,340
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Issue date Jul 25, 1995
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Yano Giken Co., Ltd.
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Masashi Tabuchi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Expansion pipe joint
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Patent number 5,192,094
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Issue date Mar 9, 1993
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Yano Giken Co., Ltd.
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Kiyoshi Hamamoto
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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