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.)
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.)
Ing Alfred Schmidt GmbH
Original Assignee
Ing Alfred Schmidt GmbH
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
Priority claimed from DE19742451421external-prioritypatent/DE2451421A1/en
Application filed by Ing Alfred Schmidt GmbHfiledCriticalIng Alfred Schmidt GmbH
Application grantedgrantedCritical
Publication of CA1034237ApublicationCriticalpatent/CA1034237A/en