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 applications for the week ending 29th July 1937.
Identifier | ExFiles\Box 147\1\ scan0255 | |
Date | 29th July 1937 | |
OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO Week ending 29th July 1937. APPLICATIONS. No. Name of Patentee. Title 20303 L.F.R.Fell, H.L.Towns and Armstrong Siddeley Motors Ltd. Cooling of air-cooled engines. 20843 L.F.R.Fell, H.L.Towns Armstrong Siddeley Motors Ltd and G.M.Cutler. Change speed gearing for aircraft engines. 20788 G.Asakura. Propeller pitch changing devices. 20362 Bristol Aeroplane Co Ltd and R Ponting. Hydraulic control valve. 20363 " " " gun-firing mechanism. 20821 G.Bronlhiet Engine starters etc., 20596 A.Claudel Carburetters for explosion motors. 20418 J.M.B.Collings Hydraulic clutch. 20437 Deutsche Schiff und Maschinenbau Akt-Ges Apparatus for synchronizing etc claw-or-tooth clutches. 20730 Vickers (Aviation) Ltd. D.L.Ellis. Airscrews. 20542 High-Pressure Airscrews Ltd, R.G.Wells and A.F.Evans. Variable-pitch airscrews. 20589 High Duty Alloys Ltd. and P.Quinn. Protection of magnesium alloy articles. 20320 Junkers Flugzeug-und-Motorenwerke Akt.Ges Cylinders of internal combustion engines. 20768 S.B.Newman Variable speed driving mechanism. | ||