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
CA644726A
Inventor
Ortner Gottfried
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.)
ANTONIO ZANETTE AND FIGLI SOC IN NOME COLLETTIVO
Original Assignee
ANTONIO ZANETTE AND FIGLI SOC IN NOME COLLETTIVO
Publication date
Application grantedgrantedCritical
Publication of CA644726ApublicationCriticalpatent/CA644726A/en