Legal status (The legal status 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 status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
C F Boehringer & Sohne
CF Boehringer und Soehne GmbH
Original Assignee
C F Boehringer & Sohne
CF Boehringer und Soehne GmbH
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 C F Boehringer & Sohne, CF Boehringer und Soehne GmbHfiledCriticalC F Boehringer & Sohne
Priority to ES122594ApriorityCriticalpatent/ES122594A1/es
Publication of ES122594A1publicationCriticalpatent/ES122594A1/es
ES122594A1931-04-201931-04-20Un procedimiento para la fabricación de seda artificial y otros productos artificiales de acetilcelulosa.
ExpiredES122594A1
(es)