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
CA813767A
Inventor
L. Marshack Irving
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.)
Califoam Corp of America
Original Assignee
Califoam Corp of America
Publication date
Application grantedgrantedCritical
Publication of CA813767ApublicationCriticalpatent/CA813767A/en