AU468226B2 - Recording audio medium, in particular for instruction purposes - Google Patents

Recording audio medium, in particular for instruction purposes

Info

Publication number
AU468226B2
AU468226B2 AU24121/71A AU2412171A AU468226B2 AU 468226 B2 AU468226 B2 AU 468226B2 AU 24121/71 A AU24121/71 A AU 24121/71A AU 2412171 A AU2412171 A AU 2412171A AU 468226 B2 AU468226 B2 AU 468226B2
Authority
AU
Australia
Prior art keywords
recording audio
audio medium
instruction purposes
instruction
purposes
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
AU24121/71A
Other versions
AU2412171A (en
Inventor
Doring Erich
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.)
Erich Dusing
Original Assignee
Erich Dusing
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 Erich Dusing filed Critical Erich Dusing
Application granted granted Critical
Publication of AU2412171A publication Critical patent/AU2412171A/en
Publication of AU468226B2 publication Critical patent/AU468226B2/en
Expired legal-status Critical Current

Links

AU24121/71A 1970-01-13 1971-01-07 Recording audio medium, in particular for instruction purposes Expired AU468226B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEDE820012 1970-01-13

Publications (2)

Publication Number Publication Date
AU2412171A AU2412171A (en) 1972-07-13
AU468226B2 true AU468226B2 (en) 1972-07-13

Family

ID=

Similar Documents

Publication Publication Date Title
CA961417A (en) Quadruphonic reproducing system
ZA71222B (en) Recorded audio medium,in particular for instruction purposes
CA946294A (en) Four channel record reproducing apparatus
CA972796A (en) Sound reproduction system
AU468226B2 (en) Recording audio medium, in particular for instruction purposes
AU2412171A (en) Recording audio medium, in particular for instruction purposes
CA957575A (en) Magnetic recording medium
CA818664A (en) Video recording medium
AU439119B2 (en) Magnetic record medium
CA939611A (en) Pickup-support and guiding means for gramophone record players
CA846142A (en) Magnetic recording medium
CA855302A (en) Video recording medium
CA855301A (en) Video recording medium
CA850031A (en) Data storage media
CA925614A (en) Methods and means for recording data
AU1879070A (en) Magnetic record medium
CA944281A (en) Stereo-quadraphonic disc record
AU456699B2 (en) Quadruphonic recording and reproducing system
AU451661B2 (en) Quadruphonic recording and reproducing system
CA989743A (en) Quadruphonic recording and reproducing system
CA813289A (en) Magnetic recording medium
CA813847A (en) Magnetic recording medium
CA856174A (en) Information recording
CA856637A (en) Strip record medium transporting apparatus
CA834380A (en) Recording and reproducing apparatus