Patents for Harry Edward Gresham |
Patents 1 -
4
of 4
|
Number | Date | Patentee | Title | Type |
GB-189,319,951 | Oct. 06, 1894 | H.E. Gresham, J. Gresham | Improvements in Injectors and Connected Apparatus for Feeding Steam Boilers with Water | 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 |
1,944,080 | Jan. 16, 1934 | J.N. Gresham, H.E. Gresham | Feed Water Heater of the Injector Type | water injectors |