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 Oksanen ArvofiledCriticalOksanen Arvo
Priority to FI4168ApriorityCriticalpatent/FI45825C/sv
Priority to SE79268Aprioritypatent/SE351365B/xx
Priority to DE1968O0013001prioritypatent/DE1616176B2/de
Priority to GB431168Aprioritypatent/GB1196371A/en
Publication of FI45825BpublicationCriticalpatent/FI45825B/fi
Application grantedgrantedCritical
Publication of FI45825CpublicationCriticalpatent/FI45825C/sv