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 Maruzen Sewing MachinefiledCriticalMaruzen Sewing Machine
Priority to ZA818105ApriorityCriticalpatent/ZA818105B/en
Publication of ZA818105BpublicationCriticalpatent/ZA818105B/en