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 Arvo MursulafiledCriticalArvo Mursula
Priority to FI761440ApriorityCriticalpatent/FI52492C/fi
Priority to SE7704583Aprioritypatent/SE7704583L/xx
Priority to NO771750Aprioritypatent/NO141100C/no
Priority to DK220077Aprioritypatent/DK220077A/da
Application grantedgrantedCritical
Publication of FI52492BpublicationCriticalpatent/FI52492B/fi
Publication of FI52492CpublicationCriticalpatent/FI52492C/fi