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
CA865405A
Inventor
E. Porter Richard
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.)
OHIO ENERGY SYSTEMS
Original Assignee
OHIO ENERGY SYSTEMS
Publication date
Application grantedgrantedCritical
Publication of CA865405ApublicationCriticalpatent/CA865405A/en