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Connecting chain link
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Patent number 6,223,517
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Issue date May 1, 2001
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RUD-Kettenfabrik Rieger & Dietz GmbH u. Co.
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Zvonimir Bogdan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Connecting chain link
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Patent number 6,220,011
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Issue date Apr 24, 2001
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RUD-Kettenfabrik Rieger & Dietz GmbH u. Co.
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Hans Dalferth
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Connecting chain link
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Patent number 6,216,435
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Issue date Apr 17, 2001
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RUD-Kettenfabrik Rieger & Dietz GmbH u. Co.
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Zvonimir Bogdan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Chain lock
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Patent number 5,445,571
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Issue date Aug 29, 1995
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RUD-Kettenfabrik Rieger & Dietz GmbH u. Co.
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Dieter Maute
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...