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 Stala OyfiledCriticalStala Oy
Priority to FI872140ApriorityCriticalpatent/FI82297C/fi
Publication of FI872140A0publicationCriticalpatent/FI872140A0/fi
Publication of FI872140ApublicationCriticalpatent/FI872140A/fi
Publication of FI82297BpublicationCriticalpatent/FI82297B/fi
Application grantedgrantedCritical
Publication of FI82297CpublicationCriticalpatent/FI82297C/fi