FR715221A - Support de phonogramme - Google Patents
Support de phonogrammeInfo
- Publication number
- FR715221A FR715221A FR715221DA FR715221A FR 715221 A FR715221 A FR 715221A FR 715221D A FR715221D A FR 715221DA FR 715221 A FR715221 A FR 715221A
- Authority
- FR
- France
- Prior art keywords
- phonogram
- support
- phonogram support
- 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
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
- G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB715221X | 1930-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR715221A true FR715221A (fr) | 1931-11-27 |
Family
ID=10494586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR715221D Expired FR715221A (fr) | 1930-06-19 | 1931-04-14 | Support de phonogramme |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR715221A (fr) |
-
1931
- 1931-04-14 FR FR715221D patent/FR715221A/fr not_active Expired
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