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
CA733069A
Inventor
F. Wentworth John
R. Hefler John
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.)
CHEMICAL RESEARCH LABORATORIES OF AMERICA
Original Assignee
CHEMICAL RESEARCH LABORATORIES OF AMERICA
Publication date
Application grantedgrantedCritical
Publication of CA733069ApublicationCriticalpatent/CA733069A/en