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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application grantedgrantedCritical
Publication of AU2696354ApublicationCriticalpatent/AU2696354A/en
Publication of AU167147B2publicationCriticalpatent/AU167147B2/en
AU26963/54AImprovements in or relating to recording and/or reproducing devices for magnetic records ona tape or wire-shaped carrier
ExpiredAU167147B2
(en)