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
CA639420A
Inventor
Zahradnik Stanislav
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.)
Sdruzeni Podniku Textilniho Strojirenstvi
Original Assignee
Sdruzeni Podniku Textilniho Strojirenstvi
Publication date
Application grantedgrantedCritical
Publication of CA639420ApublicationCriticalpatent/CA639420A/en