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 GB888805581Aexternal-prioritypatent/GB8805581D0/en
Application filed by Pulsar Light Of Cambridge LtdfiledCriticalPulsar Light Of Cambridge Ltd
Priority claimed from EP88311442Aexternal-prioritypatent/EP0332783B1/en
Application grantedgrantedCritical
Publication of ATE77031T1publicationCriticalpatent/ATE77031T1/en