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| Patents for Bridgeport Machines, Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,275,291 | Mar. 03, 1942 | R.F. Bannow | Machine Tool Operating at Universal Angle in Overall Locations | milling machines | |
| 3,196,752 | Jul. 27, 1965 | W.M. Hoddinott, M. Wahlstrom | Transmission Converting Reverse Drive to Variable Speed | milling machines | |