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).
Outside patent searches and applications for the week ending 30th December 1937.
| Identifier | ExFiles\Box 147\3\ scan0049 | |
| Date | 30th December 1937 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO Week ending 30th December 1937. APPLICATIONS. No. Name of Patentee. Title. 36174 M.J.B.Barbarou Sleeve-valve engines. 36259 " Mounting of propellers for aircraft. 35751 Bristol Aeroplane Co. Ltd. and R.Ponting Hydraulic control valve arrangements 35812 A.J.Davidson and S.E.Davidson. Variable speed gear. 35679 J.N.Kiep, and H.Sinclair Variable speed power transmission mechanism 35916 R.S. de Lavaud Propellers 35960 Rover Co.Ltd. and P.A.Scott-Iversen Change speed mechanism 35733 H.Sinclair Variable speed power transmission mechanism. ------------------ 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. | ||