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.)
Expired
Application number
CA917157A
Inventor
Scherm Arthur
Peteri Dezso
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.)
Merz and Co GmbH and Co KG
Original Assignee
Merz and Co Chemische Fabrik
Publication date
Application grantedgrantedCritical
Publication of CA917157ApublicationCriticalpatent/CA917157A/en