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
CA819365A
Inventor
Invernizzi Attilio
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.)
Esportazione Oreficerie Invernizzi Eoi Srl
Original Assignee
Esportazione Oreficerie Invernizzi Eoi Srl
Publication date
Application grantedgrantedCritical
Publication of CA819365ApublicationCriticalpatent/CA819365A/en