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Patents for Bridgeport Machine Tool Works
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
408,291Aug. 06, 1889E.P. BullardBrake for Lathe Spindlesmetalworking machine mechanisms
511,736Dec. 26, 1893C.L. LibbyTaper Attachment and Feed Mechanism for Vertical Boring Millvertical boring mills
514,719Feb. 13, 1894C.L. LibbyBoring-Millvertical boring mills
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