| Reference number | MC/21/459 |
| Level | Item |
| Title | Letter from Ernst von Niessen, Berlin, [Germany], to The Royal Society |
| Creator | Niessen, Ernst von (fl. 1906); patent attorney |
| Date | 17 February 1906 |
| Description | Sends notfication that a vibrating chair for the prevention of sea sickness is the invention of Dr Carl Brendel a chemist and former officer in the Imperial German Navy. Production and distribution of the chairs is licensed to Sanitas electrical company in Berlin and von Niessen manages the patent. |
| Language | German |
| Extent | 1p |
| Format | Typescript |
| Physical description | Ink on paper |
| Access status | Open |