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 Symons Mfg CofiledCriticalSymons Mfg Co
Priority to DK169764ApriorityCriticalpatent/DK106355C/da
Application grantedgrantedCritical
Publication of DK106355CpublicationCriticalpatent/DK106355C/da