On November 16, 1939, patent was issued for air conditioner for vehicles.
Patent Information
Publication number: US2303857 A
Patent Title: Air conditioner for vehicles
Publication type: Grant
Publication date: 1 Dec 1942
Filing date: 16 Nov 1939
Priority date: 16 Nov 1939
Inventors: Jones Frederick M, Numero Joseph A
Original Assignee: U S Thermo Control Company