AU16631A - Improvements in or relating to sound recording systems - Google Patents

Improvements in or relating to sound recording systems

Info

Publication number
AU16631A
AU16631A AU166/31A AU16631A AU16631A AU 16631 A AU16631 A AU 16631A AU 166/31 A AU166/31 A AU 166/31A AU 16631 A AU16631 A AU 16631A AU 16631 A AU16631 A AU 16631A
Authority
AU
Australia
Prior art keywords
relating
sound recording
recording systems
systems
sound
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
AU166/31A
Inventor
Joseph Round Henry
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Filing date
Publication date
Application filed by Marconis Wireless Telegraph Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of AU16631A publication Critical patent/AU16631A/en
Expired legal-status Critical Current

Links

AU166/31A 1931-01-12 Improvements in or relating to sound recording systems Expired AU16631A (en)

Publications (1)

Publication Number Publication Date
AU16631A true AU16631A (en) 1932-01-21

Family

ID=

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