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
CA768537A
Inventor
Drago Leo
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.)
ILMA INDUSTRIA LAVORAZIONE METALLI ANTIACIDI Sas
Original Assignee
ILMA INDUSTRIA LAVORAZIONE METALLI ANTIACIDI Sas
Publication date
Application grantedgrantedCritical
Publication of CA768537ApublicationCriticalpatent/CA768537A/en