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
& Company Ltd Crompton
Sydney Linton Brunton
Arthur John Hodgson
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.)
Crompton & Co Ltd
Original Assignee
Crompton & 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 Crompton & Co LtdfiledCriticalCrompton & Co Ltd
Application grantedgrantedCritical
Publication of GB190020926ApublicationCriticalpatent/GB190020926A/en