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).
List of patents with their corresponding number, patentee, and title.
| Identifier | ExFiles\Box 147\1\ scan0220 | |
| Date | 3rd June 1937 guessed | |
| No. Name of Patentee. Title. 465,706 Zahnradfabrik Friedrich- Improvements in shafen Aktiengesellschaft or relating to Control Devices for Change Speed Gears of Power Driven Vehicles. 465,749 Serck Radiators Ltd and Improvements John Taylor McIntyre relating to Gilled- tube Heat-exchanger or Radiators. 465,750 Serck Radiators Ltd and Improvements relat- Henry Edward Upton ing to Steam Condensers,Feed Water Heaters and other like Heat interchanging Apparatus. -------------------- | ||