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 searches for the week ending 11th April 1940.
| Identifier | ExFiles\Box 147\2\ scan0297 | |
| Date | 11th April 1940 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 11th April 1940. APPLICATIONS. No. Patentee. Title. 6239 Armstrong Siddeley Testing of engines Motors Ltd., H.R. and airscrews. Young, T.P. de Paravicini and G.E.L Walker. 6205 Borg & Beck Co.Ltd., Friction clutches and C.W.Higgs. 6318 F.J.Cleveland Hydraulic brake (Bendix Aviation systems. Corporation) 6139 Constant Speed Air- Spinners for air- screws Ltd., and screws. F.G.Marshall. 6453 Fairey Aviation Co.Ltd., Flanging of sheet and E.J.Boddy. metal plates,strips. etc. 6452 Fairey Aviation Co.Ltd Flanging of metal and A.Vines. plates 6451 Fairey Aviation Co.Ltd., Sighting apparatus. and M.E.A.Wright. 6515 Freeborn Power Converters Friction clutches Ltd., J.B.Freeborn, W.R. and brakes Degenhardt and A.F. de Fraine. 6404 Ganz & Co., Ltd. Couplings for change speed gears of motor vehicles. 6278 Hardy Spicer & Co.Ltd Motor vehicles and J.L.Hardy. 6264 L.A.Headen Starting devices for internal combus- tion engines. | ||