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).
Outside patent searches, listing specifications which have become available.
| Identifier | ExFiles\Box 147\3\ scan0013 | |
| Date | 2nd December 1937 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 2nd December 1937. SPECIFICATIONS which have become available (Opposition dated the 17th January 1938) ------------------ No. Patentee. Title. 474,505 Georg Preis and Improvements in and Richard Boger. relating to Spur Gears. 474,539 Rudolf Wichtendahl Improvements relating to Hydraulically Actuated Friction Clutches. 474,560 Daimler-Benz A.G. Improvements in and connected with Motor Vehicle Driving Gear. 474,563 General Motors Improvements in Corporation Thermal Responsive Switches. 474,569 Zavody Tatra Akciova Improvements in Axle Spolecnost Pro Stavbu Drive Gears for Swinging Automobilu a Zelez- Half Axles of Motor nicnich Vozu Vehicles. 474,571 General Motors Cor- Improvements in Welding poration Machines. 474,586 Stenhouse Wentworth Improvements in or relating to Rotary Prime Movers, Pumps, Compressors and the like 474,608 Electro-Metallurgical Improvements in or relating Research Co Ltd and to the Production of Simon Wernick. Anodised Finishes on Aluminium and Alloys thereof 474,609 " " and Vernon Frederick Improvements in or Frank Henley. relating to Colouring treatment of Anodic Coatings on Aluminium and its Alloys. 474,704 Fred Andrew Wales Improvements in and relating to the | ||