George Freers was issued a United State patent for his ‘double-dome’ combustion chamber as introduced in the 1930 Marmon


Tuesday 30th June 1931

George Freers was issued a United State patent for his ‘double-dome’ combustion chamber as introduced in the 1930 Marmon.


Leave a Reply

365 Days Of Motoring

Recent Posts

Categories

Disclaimer

I We have no wish to abuse copyright regulations and we apologise unreservedly if this occurs. If you own any of the material published please get in touch.