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
CA073175A
Inventor
Beck Erich
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.)
INGENIEURBUREAU DR BREHM AG
Original Assignee
INGENIEURBUREAU DR BREHM AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by INGENIEURBUREAU DR BREHM AGfiledCriticalINGENIEURBUREAU DR BREHM AG
Priority to CA073175ApriorityCriticalpatent/CA926568A/en
Application grantedgrantedCritical
Publication of CA926568ApublicationCriticalpatent/CA926568A/en