AU882161A - Improvements in or relating to methods of writing and reproducing magnetic recordings and devices intended for carrying out such methods
- Google Patents
Improvements in or relating to methods of writing and reproducing magnetic recordings and devices intended 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.)
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 AU882161ApublicationCriticalpatent/AU882161A/en
Publication of AU260176B2publicationCriticalpatent/AU260176B2/en
AU8821/61A1960-09-081961-09-05Improvements in or relating to methods of writing and reproducing magnetic recordings and devices intended for carrying out such methods
ExpiredAU260176B2
(en)
Improvements in or relating to arrangements for recording and reproducing measuring processes withthe use of magnetic recording and reproducing apparatus
Improvements in or relating to arrangements for recording and reproducing measuring processes withthe use of magnetic recording and reproducing apparatus