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.)
MICHAEL AG fur CHEMISCHE und M
Original Assignee
MICHAEL AG fur CHEMISCHE und M
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 MICHAEL AG fur CHEMISCHE und MfiledCriticalMICHAEL AG fur CHEMISCHE und M
Application grantedgrantedCritical
Publication of FR668369ApublicationCriticalpatent/FR668369A/fr
FR668369D1928-12-111929-01-14Procédé pour la fabrication de pellicules et de films en dérivés de cellulose eten particulier en acétylcellulose
ExpiredFR668369A
(fr)