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).
Patent search report from Claremont Haynes & Co. listing available specifications.
| Identifier | ExFiles\Box 147\2\ scan0044 | |
| Date | 22th June 1939 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. WEEK ENDING 22nd June 1939 SPECIFICATIONS which have become available (Opposition date 7th August 1939) No. Patentee Title By.{R.W. Bailey - Chief Engineer} 506,089 W. J.{Mr Johnson W.M.} Tennant Improvements in Friction Brakes (Communication from Maybach Motorenbau Gesellschaft mit Beschrankter Haftung) E.{Mr Elliott - Chief Engineer} 506,121 Ferdinand Porsche Improvements in and relating to Radial Cylinder Internal Combustion Engines By.{R.W. Bailey - Chief Engineer} 506,196 General Motors Corporation Electrical Heat Detector Units and Methods of Making the same E.{Mr Elliott - Chief Engineer} 506,246 Albert Rupp Improvements in or relating to screw Propellers E.{Mr Elliott - Chief Engineer} 506,320 Henry Fairbrother Improvements in and relating to ignition arrangements for four-stroke internal combustion engines (Communication from Bayerische Motoren Werke Akt.) By.{R.W. Bailey - Chief Engineer} 506,324 Gerrit Jan Nijhuis Improvements in or relating to centrifugal pumps E.{Mr Elliott - Chief Engineer} 506,329 Bayerische Motoren Werke Akt. Construction of the Gas outflow side of Exhaust Gas Turbine Casings E.{Mr Elliott - Chief Engineer} 506,367 A.{Mr Adams} A.{Mr Adams} Thornton Improvements in Screw Propellers (Communication from M.M.Reid) E.{Mr Elliott - Chief Engineer} 506,374 Messerschmitt Akt. Improvements relating to Variable-pitch Airscrews By.{R.W. Bailey - Chief Engineer} 506,400 Vauxhall Motors Ltd. and A.{Mr Adams} Taub Improvements in or relating to the combustion chambers of internal combustion engines By.{R.W. Bailey - Chief Engineer} 506,401 Vauxhall Motors Limited and W.O. Kennington Improved seat for Motor Vehicles | ||