Legal status (The legal status 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 status listed.)
Expired
Application number
CA646585A
Inventor
Raab Karl
Brill Fritz
Tittelbach Fritz
Keil Walter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rheinstahl Siegener Eisenbahnbedarf GmbH
Original Assignee
Rheinstahl Siegener Eisenbahnbedarf GmbH
Publication date
Application grantedgrantedCritical
Publication of CA646585ApublicationCriticalpatent/CA646585A/en