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 - Lifetime
Application number
AU54684/69A
Inventor
WESTPHAL ERIKSEN and SVEND DANIELSEN BJORN
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.)
Dansk Gaerings Industri AS
Original Assignee
Dansk Gaerings Industri AS
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 of AU417754B2publicationCriticalpatent/AU417754B2/en
Application filed by Dansk Gaerings Industri ASfiledCriticalDansk Gaerings Industri AS