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
Inventor
B. Ellis Grenville
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.)
Gould National Batteries Inc
Original Assignee
Gould National Batteries Inc
Publication date
Application grantedgrantedCritical
Publication of CA758667ApublicationCriticalpatent/CA758667A/en