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Expired
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Kevitt Rotherham
William Johnson
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Individual
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Individual
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Publication of GB190801505ApublicationCriticalpatent/GB190801505A/en
1505. Rotherham, K., and Johnson, W. Jan. 22. Grease cups.-A grease cup, having a plunger F which screws into a body A, is provided with a locking-device to prevent rotation under vibration. A sleeve B secured to the body A is slit to form a locking spring and nose C, which engages a series of corrugations E on the inside of a cup portion D secured to the plunger F. In a modification, the parts are inverted, a cup A screwing on to a fixed plunger F.