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
CA837830A
Inventor
Viellet Guy
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.)
STE INDELLE D'ELECTRO-METALLURGIE
Original Assignee
STE INDELLE D'ELECTRO-METALLURGIE
Publication date
Application grantedgrantedCritical
Publication of CA837830ApublicationCriticalpatent/CA837830A/en