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AU209771B2 - Improvements in or relating to magnetic drum recorders - Google Patents

Improvements in or relating to magnetic drum recorders

Info

Publication number
AU209771B2
AU209771B2 AU7768/55A AU776855A AU209771B2 AU 209771 B2 AU209771 B2 AU 209771B2 AU 7768/55 A AU7768/55 A AU 7768/55A AU 776855 A AU776855 A AU 776855A AU 209771 B2 AU209771 B2 AU 209771B2
Authority
AU
Australia
Prior art keywords
relating
magnetic drum
recorders
drum recorders
magnetic
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
AU7768/55A
Other versions
AU776855A (en
Inventor
Thomas Baker and John Evelyn Wright George
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.)
British Telecommunications Research Ltd
Original Assignee
British Telecommunications Research Ltd
Filing date
Publication date
Application filed by British Telecommunications Research Ltd filed Critical British Telecommunications Research Ltd
Application granted granted Critical
Publication of AU776855A publication Critical patent/AU776855A/en
Publication of AU209771B2 publication Critical patent/AU209771B2/en
Expired legal-status Critical Current

Links

AU7768/55A 1955-03-22 Improvements in or relating to magnetic drum recorders Expired AU209771B2 (en)

Publications (2)

Publication Number Publication Date
AU776855A AU776855A (en) 1955-09-22
AU209771B2 true AU209771B2 (en) 1955-09-22

Family

ID=

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