GB177215A - Improvements in gramophones - Google Patents
Improvements in gramophonesInfo
- Publication number
- GB177215A GB177215A GB3514120A GB3514120A GB177215A GB 177215 A GB177215 A GB 177215A GB 3514120 A GB3514120 A GB 3514120A GB 3514120 A GB3514120 A GB 3514120A GB 177215 A GB177215 A GB 177215A
- Authority
- GB
- United Kingdom
- Prior art keywords
- gramophones
- 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
- G11B3/10—Arranging, supporting, or driving of heads or of transducers relatively to record carriers
- G11B3/34—Driving or guiding during transducing operation
- G11B3/36—Automatic-feed mechanisms producing progressive transducing traverse across record carriers otherwise than by grooves, e.g. by lead-screw
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3514120A GB177215A (en) | 1920-12-14 | 1920-12-14 | Improvements in gramophones |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3514120A GB177215A (en) | 1920-12-14 | 1920-12-14 | Improvements in gramophones |
Publications (1)
Publication Number | Publication Date |
---|---|
GB177215A true GB177215A (en) | 1922-03-14 |
Family
ID=10374302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3514120A Expired GB177215A (en) | 1920-12-14 | 1920-12-14 | Improvements in gramophones |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB177215A (en) |
-
1920
- 1920-12-14 GB GB3514120A patent/GB177215A/en not_active Expired
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