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
CA739777A
Inventor
H. Glasson Douglas
C. Bourne Harold
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.)
Aquatron Corp Australia Pty Ltd
Original Assignee
Aquatron Corp Australia Pty Ltd
Publication date
Application grantedgrantedCritical
Publication of CA739777ApublicationCriticalpatent/CA739777A/en