| Patents for Francis P. Healy |
Patents 1 -
10
of 15
      |
| Picture | Number | Date | Patentee | Title |
| | 2,125,442 | Aug. 02, 1938 | F.P. Healy | Valve regrinding device |
| | 2,189,604 | Feb. 06, 1940 | F.P. Healy | Boring bar guiding mechanism |
| | 2,196,827 | Apr. 09, 1940 | F.P. Healy | Tool guide for boring machines |
| | 2,204,855 | Jun. 18, 1940 | F.P. Healy | Boring head |
| | 2,207,861 | Jul. 16, 1940 | F.P. Healy | Boring bar guiding mechanism |
| | 2,416,996 | Mar. 04, 1947 | E.A. Allen, F.P. Healy | Boring bar guiding mechanism |
| | 2,429,685 | Oct. 28, 1947 | F.P. Healy | Chuck for crankshaft grinders |
| | 2,447,334 | Aug. 17, 1948 | F.P. Healy | Crankshaft regrinding chuck |
| | 2,479,973 | Aug. 23, 1949 | E.A. Allen, F.P. Healy, J.Y. Scott | Chuck |
| | 2,484,708 | Oct. 11, 1949 | F.P. Healy | Work supporting cradle for grinding machines |
