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 patent applications for the week ending 30th March 1939.
| Identifier | ExFiles\Box 147\2\ scan0030 | |
| Date | 30th March 1939 | |
| 646 OUTSIDE PATENT SEARCHES REPORT BY CLAREMONT HAYNES & CO WEEK ENDING 30th March 1939 APPLICATIONS No. Patentee Title 9590 J.{Mr Johnson W.M.} J.{Mr Johnson W.M.} V.{VIENNA} Armstrong (Szekely) Power transmission gear 9532 Auto Union Akt. Ges. Cages for roller bearings 9659 Blackburn Aircraft Ltd. and F.{Mr Friese} Emsley Means for bonding metal parts of aircraft etc. 9293, 9298 Borg-Warner Corporation Clutches 9354 Bristol Aeroplane Co. Ltd. L.G. Frise and R.{Sir Henry Royce} Ponting Retractable landing gear for aircraft 9200 De Havilland Aircraft Co. Ltd. and F.M. Thomas Airscrew spinners 9708 H.{Arthur M. Hanbury - Head Complaints} Fairbrother (Bayerische Motoren Werke Akt.Ges.) Brake device acting on the front and rear wheels etc. 9745 Freeborn Power Converters Ltd. and J.E. Freeborn Variable speed power transmission mechanism 9202 Hawker Aircraft Ltd. and Mc Intyre R.{Sir Henry Royce} Filler caps for fuel etc. reservoir tanks 9495 Junkers Flugzeug-und-Motoren werke Akt. Ges. De-aerating of the fuel supply of internal combustion engines 9405 Maybach Gears Ltd. and R.{Sir Henry Royce} Schneider Gearing Systems 9234 A.{Mr Adams} Oliver Means for operating the clutch etc. of a mechanically propelled vehicle 9537 Silumin-Ges. Production of castings etc. from aluminium silicon alloys 9549 W. V.{VIENNA} Thelander Friction clutch 9810 United Gas Industries Ltd. A.{Mr Adams} Charles and A.J.Christian Constant mesh variable speed gear 9776 Wickman Ltd. A C. and H.T. Harrison Clutches 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. | ||