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
GB1419627A
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.)
PERCY HUGO HARDING
British Thomson Houston Co Ltd
Original Assignee
PERCY HUGO HARDING
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 PERCY HUGO HARDING, British Thomson Houston Co LtdfiledCriticalPERCY HUGO HARDING
Priority to GB1419627ApriorityCriticalpatent/GB297783A/en
Publication of GB297783ApublicationCriticalpatent/GB297783A/en