FR528217A - Improvements to gramophones and analogues - Google Patents
Improvements to gramophones and analoguesInfo
- Publication number
- FR528217A FR528217A FR528217A FR528217DA FR528217A FR 528217 A FR528217 A FR 528217A FR 528217 A FR528217 A FR 528217A FR 528217D A FR528217D A FR 528217DA FR 528217 A FR528217 A FR 528217A
- Authority
- FR
- France
- Prior art keywords
- gramophones
- analogues
- 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
- G11B3/02—Arrangements of heads
- G11B3/08—Raising, lowering, traversing otherwise than for transducing, arresting, or holding-up heads against record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
- G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB528217X | 1919-12-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR528217A true FR528217A (en) | 1921-11-08 |
Family
ID=10465440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR528217A Expired FR528217A (en) | 1919-12-11 | 1920-11-26 | Improvements to gramophones and analogues |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR528217A (en) |
-
1920
- 1920-11-26 FR FR528217A patent/FR528217A/en not_active Expired
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