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 open to public inspection.
| Identifier | ExFiles\Box 147\4\ scan0028 | |
| Date | 1st August 1940 | |
| Copies of the following specifications or extracts from them can be obtained, if desired. OUTSIDE PATENT SEARCHES. REPORT BY CLAREMONT HAYNES & CO. Week ending 1st August 1940. SPECIFICATIONS not yet accepted which have become open to public inspection. ---------- No. Patentee. Title. 1939 22337 Borg & Beck Co.Ltd. Friction clutches 26869 Aeroplani Caproni Soc. Internal combustion engine fuel injectors. Anon. and Fuscaldo. O 30736 Lepetit. A.E.M. Clutches 1940 282 General Motors Corporation. Mercury interrupters for electric circuits. 283 " Indicating mechanism. ------------------ | ||