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 outside patent searches for the week, listing specifications open for public inspection.
| Identifier | ExFiles\Box 147\2\ scan0299 | |
| Date | 18th April 1940 | |
| OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. WEEK ENDING 18th April 1940. SPECIFICATIONS not yet accepted which have become open to public inspection. ---------- No. Patentee. Title. 1939. 16468 Auto Union Akt. Ges. Motor vehicles. 16470 " " " Rear axle spring suspension for motor vehicles. 20527 General Motors Corporation Manufacture of multiply tubing. 25920 " " " Oil filters. 21747 F.Porsche. Automobiles. 27119 Bendix Aviation Corporation Pumps. 27120 " " " Rotors. 27383 " " " Spark plug. --------------------------- Copies of these, or extracts from them can be obtained if desired. | ||