Correspondence re patents This section is made up of 4 files relating to patents taken out by Simon during his time at the University of Berlin: Correspondence re a patents claim Correspondence relating to Patents, part 1 Correspondence relating to Patents, part 2 Correspondence relating to Patents, part 3 Correspondence relating to patent specifications for a method of X-ray photography Three patents taken out by Simon The correspondence in the files mostly relates to: correspondence on patents for a high pressure control valve; correspondence on the commercial use of a kilovoltmeter and correspondence relating to patent specifications for a method of X-ray photography Files FS/2/10/1-5 have been indexed to item level by a previous cataloguer. 1924-1930