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
Inventor
Schayes Raymond
Kersten Lucien
Brooke Claude
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.)
Manufacture Belge de Lampes et de Materiel Electronique SA MBLE
Original Assignee
Claude Brooke
Lucien Kersten
Raymond Schayes
Manufacture Belge de Lampes et de Materiel Electronique SA MBLE
Publication date
Application grantedgrantedCritical
Publication of CA809391ApublicationCriticalpatent/CA809391A/en