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
AU1141/37A
Inventor
Ethelbert Goodwin William
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Filing date
Publication of AU102971B2publicationCriticalpatent/AU102971B2/en
Application filed by Siemens Brothers and Co LtdfiledCriticalSiemens Brothers and Co Ltd