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
CA 49385
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.)
Johnson Matthey Ltd
Original Assignee
Johnson Matthey Ltd
Publication date
Priority to CA 49385priorityCriticalpatent/CA49385S/en
Application grantedgrantedCritical
Publication of CA49385SpublicationCriticalpatent/CA49385S/en