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 Eugene Alphonse Gabri BertrandfiledCriticalEugene Alphonse Gabri Bertrand
Application grantedgrantedCritical
Publication of DK97203CpublicationCriticalpatent/DK97203C/da
Fremgangsmåde til indsnitning og ridsning af i sig selv ustive arbejdsstykker af læder, formstof og lignende materialer, samt maskine til udøvelse af fremgangsmåden.