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. on outside patent searches and applications.
| Identifier | ExFiles\Box 147\3\ scan0061 | |
| Date | 7th April 1938 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 7th April 1938 APPLICATIONS No. Patentee. Title. 10576 Allgemeine Elektricitats-Ges. Transmission gear. 9942 Borg & Beck Co Ltd and F.Crutchley. Friction-clutches. 9924 Bristol Aeroplane Co Ltd A.H.R.Fedden and L.F.G. Butler Induction systems of internal-combustion engines. 9923 Bristol Aeroplane Co Ltd. A.H.R.Fedden and F.M. Owner Crankshaft bearings of internal combustion engines. 10573 De Havilland Aircraft Co. Ltd., and F.M.Thomas Variable pitch propellers. 10529 Deutsche Werke Kiel A.G Epicyclic change speed gearing. 10084 G.Fleischel Variable speed transmissions. 9996 General Motors-Corporation Gear shift mechanism for motor vehicles. 9893 N.S.McNab Variable pitch air-screws. 10453 K.H.N. Schulpen Power transmission gear 10008 B.N.Stephenson Change speed gear-ing. 10287 Westland Aircraft Ltd., S.T.A.Richards and F.J.W.W Digby Cooling devices for aircraft engines | ||