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Patents for Marburg Brothers, Inc.
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,446,647Feb. 27, 1923K. HirtschulzMarking toolindustrial tools
1,576,549Mar. 16, 1926O.L. RiegelsEngine-starting devicemotor vehicles
1,577,478Mar. 23, 1926L.C. MarburgCylinder-grinding attachmentcylindrical grinders
1,690,541Nov. 06, 1928A.R. KuzelewskiFluid or air controlling and operating device for machine tools or the likemetalworking machine mechanisms
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