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 & G Precision Instr Pty LtdfiledCriticalW & G Precision Instr Pty Ltd
Priority claimed from EP88309870Aexternal-prioritypatent/EP0313357B1/de
Application grantedgrantedCritical
Publication of ATE80515T1publicationCriticalpatent/ATE80515T1/de