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
Priority claimed from DE2729929Aexternal-prioritypatent/DE2729929C3/en
Priority claimed from DE19782820138external-prioritypatent/DE2820138A1/en
Priority claimed from FI781901Aexternal-prioritypatent/FI68144C/en
Application filed by Karl FischerfiledCriticalKarl Fischer
Publication of FI831768A0publicationCriticalpatent/FI831768A0/en
Publication of FI831768LpublicationCriticalpatent/FI831768L/en
Publication of FI67988BpublicationCriticalpatent/FI67988B/en
Application grantedgrantedCritical
Publication of FI67988CpublicationCriticalpatent/FI67988C/en
FI831768A1977-07-021983-05-19
FOERFARANDE FOER TILLVERKNING AV ETT ELEKTRISKT STFOERFARANDE FOER TILLVERKNING AV ETT ELEKTRISK STRRAOLNINGSVAERMEELEMENT AOLNINGSVAERMEELEMENT
FI67988C
(en)