Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Publication of NL13989CpublicationCriticalpatent/NL13989C/xx
B61C9/00—Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars
B61C9/08—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines
B61C9/22—Transmission systems in or for locomotives or motor railcars with IC reciprocating piston engines pneumatic