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
CA906226A
Inventor
E. Reed Charles
M. Tetrick Harlan
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.)
FREEZ-PORTER SYSTEMS
Original Assignee
FREEZ-PORTER SYSTEMS
Publication date
Application grantedgrantedCritical
Publication of CA906226ApublicationCriticalpatent/CA906226A/en