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
CA861300A
Inventor
W. Baldwin Maurice
E. Baldwin Franklin
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.)
E M BALDWIN AND SONS PTY Ltd
Original Assignee
E M BALDWIN AND SONS PTY Ltd
Publication date
Application grantedgrantedCritical
Publication of CA861300ApublicationCriticalpatent/CA861300A/en