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).
Report by Claremont Haynes & Co. listing outside patent applications for the week ending 23rd November 1939.
| Identifier | ExFiles\Box 147\2\ scan0135 | |
| Date | 23th November 1939 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. WEEK ENDING 23rd NOVEMBER 1939 APPLICATIONS. No. Patentee. Title. 30420 Bendix Aviation Corporation Charge forming device. 30370 Bendix Ltd., and J.S. Irving Differential gearing 30590 W.E.Ewart Variable speed transmission 30381 H.F.Hobbs. Automatically variable torque-converting gears. 30280 W.S.Hoover. Controllable pitch propellers. 30353 M.Kadenacy Supercharging of internal combustion engines 30273 Kodak Ltd. Friction clutches 30572 Pobjoy Airmotors & Aircraft Ltd., and C.O. Towler. Oil scavenging device for internal combustion engines 30485 Vauxhall Motors Ltd., A.Taub and R.F.Payne. Mixture distribution in internal-combustion engines ------------------- It should be noted that it is not possible to obtain further information regarding the above until, or unless the applications are completed and published. | ||