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
CA599414A
Inventor
Nomm Oskar
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.)
MONTREAL TERRA COTTA Ltd
Original Assignee
MONTREAL TERRA COTTA Ltd
Publication date
Application grantedgrantedCritical
Publication of CA599414ApublicationCriticalpatent/CA599414A/en