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 Bennigsen Mackiewicz A Von, Bennigsen Mackiewicz Chr VfiledCriticalBennigsen Mackiewicz A Von
Priority to FI791634ApriorityCriticalpatent/FI69992C/en
Publication of FI791634ApublicationCriticalpatent/FI791634A/en
Application grantedgrantedCritical
Publication of FI69992BpublicationCriticalpatent/FI69992B/en
Publication of FI69992CpublicationCriticalpatent/FI69992C/en