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
CA689483A
Inventor
L. Asenjo Martinez Jose
Redal Cidrian Ramon
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.)
Papelera Espanola SA
Original Assignee
Papelera Espanola SA
Publication date
Application grantedgrantedCritical
Publication of CA689483ApublicationCriticalpatent/CA689483A/en