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 from Claremont Haynes & Co. listing outside patent searches which have become available for the week ending 4th November 1937.
| Identifier | ExFiles\Box 147\3\ scan0008 | |
| Date | 4th November 1937 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 4th November 1937. SPECIFICATIONS which have become available. (Opposition date 20th December 1937) --------------------------------- No. Name of Patentee. Title. 473,025 The Laycock Engineering Company Ltd., Thomas Richard Charlesworth and Leyland Motors Ltd and Victor Walter Pilkington. Improvements in or relating to Clutches for transmitting Rotary Motion. 473,040 Leo Robin and Mathieu Van Roggen Improvements in or relating to Change-speed Gear Devices. 473,170 Briggs Manufacturing Company Improvements in and relating to Spring Suspensions for Motor Vehicles. 473,208 William Carver Drake Improvements relating to Gear Boxes. 473,226 I.G.Farbenindustrie A.H. Improvements in or relating to Aluminium Alloys. 473,229 Junkers Flugzeug-und-Motorenwerke A.G An Improved Machine Unit comprising a Power Engine and a Plurality of Working Machines absorbing the entire output thereof. 473,288 William Helmore and Alan Arnold Griffith An Improved Internal-combustion engine. 473,315 General Motors Corporation Improvements in or relating to Engine starters. | ||