| Patents for Walter Langdon-Davies |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| GB-190,311,723 | Mar. 31, 1904 | A. Soames, W. Langdon-Davies | Improvements in Clutches | industrial machine clutches |
| GB-190,311,147 | May 05, 1904 | W. Langdon-Davies, A. Soames | Improvements in Change Speed Gear. | industrial machine speed and direction changing mechanisms |
| FR-339,802 | Jun. 20, 1904 | W. Langdon-Davies, A. Soames | Improvements in Change Speed Gear | industrial machine speed and direction changing mechanisms |
| GB-190,322,690 | Oct. 20, 1904 | W. Langdon-Davies, A. Soames | Improvements in Change Speed-Gear | industrial machine speed and direction changing mechanisms |
| 773,999 | Nov. 01, 1904 | W. Langdon-Davies, A. Soames | Change Speed Gear | industrial machine speed and direction changing mechanisms |
| 775,503 | Nov. 22, 1904 | W. Langdon-Davies, A. Soames | Change Speed Gear | industrial machine speed and direction changing mechanisms |
| GB-190,400,468 | Dec. 08, 1904 | W. Langdon-Davies, A. Soames | Improvements in Change Speed-Gear | industrial machine speed and direction changing mechanisms |
| GB-190,407,384 | Jan. 26, 1905 | W. Langdon-Davies, A. Soames | Improvements Relating to Change Speed Gear. | industrial machine speed and direction changing mechanisms |
| FR-4,001 | Apr. 19, 1905 | A. Soames, W. Langdon-Davies | Gear Shifting | industrial machine speed and direction changing mechanisms |
