AU208889B2 - Improvements in or relating to methods of manufacturing magnetic records having signals recorded thereon - Google Patents

Improvements in or relating to methods of manufacturing magnetic records having signals recorded thereon

Info

Publication number
AU208889B2
AU208889B2 AU8097/55A AU809755A AU208889B2 AU 208889 B2 AU208889 B2 AU 208889B2 AU 8097/55 A AU8097/55 A AU 8097/55A AU 809755 A AU809755 A AU 809755A AU 208889 B2 AU208889 B2 AU 208889B2
Authority
AU
Australia
Prior art keywords
relating
methods
signals recorded
manufacturing magnetic
magnetic records
Prior art date
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
Application number
AU8097/55A
Other versions
AU809755A (en
Inventor
Kleis Derk
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
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU208889B2 publication Critical patent/AU208889B2/en
Publication of AU809755A publication Critical patent/AU809755A/en
Expired legal-status Critical Current

Links

AU8097/55A 1955-04-04 Improvements in or relating to methods of manufacturing magnetic records having signals recorded thereon Expired AU208889B2 (en)

Publications (2)

Publication Number Publication Date
AU208889B2 true AU208889B2 (en) 1955-10-06
AU809755A AU809755A (en) 1955-10-06

Family

ID=

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