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
CA840344A
Inventor
Basalla Alfred
Ungemach Hans
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.)
Keiser-Decken And Co GmbH
Original Assignee
Keiser-Decken And Co GmbH
Publication date
Application grantedgrantedCritical
Publication of CA840344ApublicationCriticalpatent/CA840344A/en