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.)
Marconi Sounding Device Co Ltd
Original Assignee
Marconi Sounding Device Co Ltd
Filing date
Publication date
Application filed by Marconi Sounding Device Co LtdfiledCriticalMarconi Sounding Device Co Ltd
Application grantedgrantedCritical
Publication of AU2498445ApublicationCriticalpatent/AU2498445A/en
Publication of AU128923B2publicationCriticalpatent/AU128923B2/en