| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for William F. Costello | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 898,972 | Sep. 15, 1908 | H.O. Costello | Quick-adjusting Micrometer | |
 | 1,826,739 | Oct. 13, 1931 | W.F. Costello | Tool Set and Container Therefor | |
 | 1,900,915 | Mar. 14, 1933 | W.F. Costello | Wrench Set | |
 | 2,030,138 | Feb. 11, 1936 | W.F. Costello | Tool Set and Container Therefor | |
 | 2,206,943 | Jul. 09, 1940 | W.F. Costello | Ratchet Device | |