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
GB759928A
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.)
EUGENE DAVID REGIS
JOHN MELVILLE GOODALL
British Thomson Houston Co Ltd
Original Assignee
EUGENE DAVID REGIS
JOHN MELVILLE GOODALL
British Thomson Houston Co Ltd
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 EUGENE DAVID REGIS, JOHN MELVILLE GOODALL, British Thomson Houston Co LtdfiledCriticalEUGENE DAVID REGIS
Priority to GB759928ApriorityCriticalpatent/GB313475A/en
Publication of GB313475ApublicationCriticalpatent/GB313475A/en