| Patents for Frank James Gresham |
Patents 1 -
4
of 4
      |
| Number | Date | Patentee | Title | Type |
| GB-189,910,593 | Mar. 24, 1900 | F.J. Gresham, J. Gresham | Improvements in Injectors | water injectors |
| GB-190,016,537 | Sep. 14, 1901 | F.J. Gresham, J. Gresham | Improvements in or Applicable to Injectors. | water injectors |
| GB-191,311,269 | Mar. 12, 1914 | F.J. Gresham, H.E. Gresham | Improvements in and relating to Steam Injectors. | water injectors |
| GB-191,329,328 | Mar. 12, 1914 | F.J. Gresham, H.E. Gresham | Improvements in and Relating to Steam Injectors | water injectors |
