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 Sulo Antti LampefiledCriticalSulo Antti Lampe
Priority to FI800471ApriorityCriticalpatent/FI61148C/fi
Publication of FI800471ApublicationCriticalpatent/FI800471A/fi
Publication of FI61148BpublicationCriticalpatent/FI61148B/fi
Application grantedgrantedCritical
Publication of FI61148CpublicationCriticalpatent/FI61148C/fi