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
CA620648A
Inventor
Glaser Hermann
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.)
EDUARD STIEBER
Original Assignee
EDUARD STIEBER
Publication date
Application grantedgrantedCritical
Publication of CA620648ApublicationCriticalpatent/CA620648A/en