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Patents for Robert Gillham
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
1,718,726Jun. 25, 1929G. Langen, R. Gillham, T. AddisonOiling Systemmetalworking machine lubrication
1,760,639May 27, 1930G. Langen, F. Wetzel, T. Addison, R. GillhamControl Mechanism for Metal Planersmachine tool controls
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