Report by Claremont Haynes & Co. on outside patent searches and specifications that have become available.
| Identifier | ExFiles\Box 147\2\ scan0070 | |
| Date | 14th September 1939 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 14th September 1939 SPECIFICATIONS which have become available (Opposition date 30th October 1939) No. Patentee. Title. To HL. 511,291 Compagnie de Produits Magnesium Alloys Chimiques et Electro- metallurgiques Alais, Froges et Camargue. Da. {Bernard Day - Chassis Design} 511,371 John Gavin Johnstone Improvements in Variable Speed gearing E. {Mr Elliott - Chief Engineer} 511,505 Marius Jean-Baptiste Device for regulating the scavenging Air Barrabou in Supercharged Two-cycle Internal Combustion Engines E. {Mr Elliott - Chief Engineer} 511,506 " " Improvements in or relating to Scavenging and Cooling of the Cylinders of Internal Combus- tion Two-stroke Engines E. {Mr Elliott - Chief Engineer} 511,507 " " Improvements in or relating to Two-stroke Internal Combustion Engines Da. {Bernard Day - Chassis Design} 511,518 Daimler-Benz A.G. Improvements in Vehicle Body Construction | ||
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).