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
AU60342/60A
Inventor
Walter Momberg and Edward Welles Taylor James
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.)
Singer Co
Original Assignee
Singer Co
Filing date
Publication of AU238136B2publicationCriticalpatent/AU238136B2/en
Application filed by Singer CofiledCriticalSinger Co