BE777131A - Disque phonographique. - Google Patents
Disque phonographique.Info
- Publication number
- BE777131A BE777131A BE777131A BE777131A BE777131A BE 777131 A BE777131 A BE 777131A BE 777131 A BE777131 A BE 777131A BE 777131 A BE777131 A BE 777131A BE 777131 A BE777131 A BE 777131A
- Authority
- BE
- Belgium
- Prior art keywords
- phonographic disc
- phonographic
- disc
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/68—Record carriers
- G11B3/72—Groove formations, e.g. run-in groove, run-out groove
- G11B3/74—Multiple output tracks, e.g. binaural stereophonic
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE777131A BE777131A (fr) | 1971-12-22 | 1971-12-22 | Disque phonographique. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE777131A BE777131A (fr) | 1971-12-22 | 1971-12-22 | Disque phonographique. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE777131A true BE777131A (fr) | 1972-04-17 |
Family
ID=3859040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE777131A BE777131A (fr) | 1971-12-22 | 1971-12-22 | Disque phonographique. |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE777131A (fr) |
-
1971
- 1971-12-22 BE BE777131A patent/BE777131A/fr unknown
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