From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Responding to an inquiry about the patent status of Cylinder Head Lec.3673.
| Identifier | ExFiles\Box 86\1\ scan0044 | |
| Date | 5th December 1933 | |
| To Sg.{Arthur F. Sidgreaves - MD} from E.{Mr Elliott - Chief Engineer} c. Wsr. Ms. Ht. By.{R.W. Bailey - Chief Engineer} Dn. x219. E.14/HP.5.12.33. Cylinder Head Lec.3673. Replying to your memo Sg.{Arthur F. Sidgreaves - MD}3/E.4.12.33, we have been closely following up the patent position in connection with this cylinder head and By NW.{N. Walker - Patents} is consulting with Mr. Champneys in connection with the matter. We will let you know in due course what is recommended. E.{Mr Elliott - Chief Engineer} | ||