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Valve
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Patent number 4,319,734
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Issue date Mar 16, 1982
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International Telephone & Telegraph Corporation
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Ali Acar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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4-Way, 2-position pilot valve
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Patent number 4,301,715
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Issue date Nov 24, 1981
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International Telephone & Telegraph Corporation
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Ali Acar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Latching valve
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Patent number 4,165,762
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Issue date Aug 28, 1979
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International Telephone & Telegraph Corporation
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Ali Acar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Relief valve
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Patent number 4,109,675
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Issue date Aug 29, 1978
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International Telephone & Telegraph Corporation
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Ali Acar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve
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Patent number 4,050,477
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Issue date Sep 27, 1977
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International Telephone & Telegraph Corporation
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Ali Acar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...