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rock crusher patents

rock crusher patents

Jan 18, 2013 Filed: April 20, 2012. Date of Patent: April 29, 2014. Assignee: Metso Minerals Industries, Inc. Inventor: Robert Leh Hendrix. Roller crusher with cheek plates. Patent number: 8695907. Abstract: The present invention relates to a roller crusher having a base frame and a roller frame movably connected to the base frame.

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