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Piston ring assembly and expander
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Patent number 4,695,064
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Issue date Sep 22, 1987
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Goetze AG
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Bert Brauers
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Oil scraper piston ring assembly
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Patent number 4,629,198
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Issue date Dec 16, 1986
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Goetze AG
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Martin Morsbach
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Cylinder head gasket
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Patent number 4,448,431
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Issue date May 15, 1984
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Goetze AG
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Klaus-Peter Majewski
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Multi-part piston oil ring
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Patent number 4,183,544
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Issue date Jan 15, 1980
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Goetzewerke, Friedrich Goetze AG
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Martin Morsbach
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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