CH572242A5CH814874ACH814874ACH572242A5CH 572242 A5CH572242 A5CH 572242A5CH 814874 ACH814874 ACH 814874ACH 814874 ACH814874 ACH 814874ACH 572242 A5CH572242 A5CH 572242A5
Authority
CH
Switzerland
Application number
CH814874A
Original Assignee
Bbc Brown Boveri & Cie
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.)
Filing date
Publication date
Application filed by Bbc Brown Boveri & CiefiledCriticalBbc Brown Boveri & Cie
Priority to CH814874ApriorityCriticalpatent/CH572242A5/xx
Priority to DE2438961Aprioritypatent/DE2438961A1/de
Publication of CH572242A5publicationCriticalpatent/CH572242A5/xx