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 Paavo Veikko KlamifiledCriticalPaavo Veikko Klami
Priority to FI773281ApriorityCriticalpatent/FI54690C/en
Publication of FI773281ApublicationCriticalpatent/FI773281A/fi
Publication of FI54690BpublicationCriticalpatent/FI54690B/en
Application grantedgrantedCritical
Publication of FI54690CpublicationCriticalpatent/FI54690C/en