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
CA752002A
Inventor
T. Heinlein Carl
Original Assignee
Cosmocord Ltd
Publication date
Application grantedgrantedCritical
Publication of CA752002ApublicationCriticalpatent/CA752002A/en