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
CA774520A
Inventor
D. Dobson Robert
R. Purves Edward
H. Going Louis
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.)
Procter and Gamble Co
Original Assignee
Procter and Gamble Co
Publication date
Application grantedgrantedCritical
Publication of CA774520ApublicationCriticalpatent/CA774520A/en