AU265198B2 - Improvements in or relating to methods of recording or reproducing magnetic recordings and devices for carrying out such methods
- Google Patents
Improvements in or relating to methods of recording or reproducing magnetic recordings and devices for carrying out such methods
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.)
FRANCECUS THEODORUS BACKERS and HERMAN KASPER ADRIAAN DELANGE WILLIAM VAN DEN BUSSCHE
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
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 date
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Application grantedgrantedCritical
Publication of AU265198B2publicationCriticalpatent/AU265198B2/en
Publication of AU1980962ApublicationCriticalpatent/AU1980962A/en
AU19809/62A1961-07-131962-07-10Improvements in or relating to methods of recording or reproducing magnetic recordings and devices for carrying out such methods
ExpiredAU265198B2
(en)