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 available patent specifications for the week ending 28th January 1937.
| Identifier | ExFiles\Box 147\1\ scan0110 | |
| Date | 28th January 1937 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO SPECIFICATIONS which have become available (Opposition date 15th March 1937) Week ending 28th January 1937 No. Name of Patentee. Title. 458,897 Dr Ing. B.C.F.Porsche Improvements in Springing Arrangements for Vehicles. G.m.b.H. 458,952 Roper and Wreaks Ltd Disc Clutches. and Percy Heard. 458,980 Marin Andre Lauret Carburettor for Aviation Engines. 459,001 Louis Alton Graham Improvements in a Variable Speed Planetary Gear Transmission. 459,006 Borg and Beck Co,Ltd. Improvements in or relating to Clutch Plates. 459,017 Siemens & Halske A.G. An Improved Process for the Production of Protective Layers on Magnesium and its Alloys 459,032 Daimler-Benz A.G . Improvements relating to the Frames and general arrangement of Internal Combustion Engines 459,151 Lewis Burn Improvements in Change-speed Power Transmission Mechanism. ---------------- | ||