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 Kalk Chemische Fabrik GmbhfiledCriticalKalk Chemische Fabrik Gmbh
Priority to DK431863ApriorityCriticalpatent/DK102921C/da
Application grantedgrantedCritical
Publication of DK102921CpublicationCriticalpatent/DK102921C/da