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 SE8204126Aexternal-prioritypatent/SE436175B/sv
Application filed by Komatsu Mfg Co LtdfiledCriticalKomatsu Mfg Co Ltd
Application grantedgrantedCritical
Publication of ATE40658T1publicationCriticalpatent/ATE40658T1/de