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
Priority claimed from GB838310816Aexternal-prioritypatent/GB8310816D0/en
Priority claimed from GB08407079Aexternal-prioritypatent/GB2141769B/en
Application filed by Dover Roller Shutters LtdfiledCriticalDover Roller Shutters Ltd
Application grantedgrantedCritical
Publication of ATE24445T1publicationCriticalpatent/ATE24445T1/en