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 Kohlensaeure Ind G M B HfiledCriticalKohlensaeure Ind G M B H
Application grantedgrantedCritical
Publication of AT26423BpublicationCriticalpatent/AT26423B/de