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
CA772803A
Inventor
Hartl Ernst
Eiselt Gerhard
Dudssus Alfred
Best Fritz
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.)
Institut fuer Schiffbau
Original Assignee
Institut fuer Schiffbau
Publication date
Application grantedgrantedCritical
Publication of CA772803ApublicationCriticalpatent/CA772803A/en