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.)
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.)
W J Hubbard & Sons Ltd
Original Assignee
W J Hubbard & Sons 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 W J Hubbard & Sons LtdfiledCriticalW J Hubbard & Sons Ltd
Priority to FR810491ApriorityCriticalpatent/FR1240467A/fr
Application grantedgrantedCritical
Publication of FR1240467ApublicationCriticalpatent/FR1240467A/fr