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
CA825606A
Inventor
Scheller Walter
Schuett Klaus
Neuenschwander Ernst
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.)
HERMANN C STARCH BERLIN
Original Assignee
HERMANN C STARCH BERLIN
Publication date
Application grantedgrantedCritical
Publication of CA825606ApublicationCriticalpatent/CA825606A/en