GB247786A - Improvements in or relating to records for sound recording or reproducing machines - Google Patents
Improvements in or relating to records for sound recording or reproducing machinesInfo
- Publication number
- GB247786A GB247786A GB1042425A GB1042425A GB247786A GB 247786 A GB247786 A GB 247786A GB 1042425 A GB1042425 A GB 1042425A GB 1042425 A GB1042425 A GB 1042425A GB 247786 A GB247786 A GB 247786A
- Authority
- GB
- United Kingdom
- Prior art keywords
- records
- relating
- sound recording
- reproducing machines
- disc
- 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
Landscapes
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
247,786. Gohara, A. April 21, 1925. Drawings to Specification. Disc records.-A thin light elastic disc record which is curled into cylindrical form for carrying and storing purposes is made of celluloid or the like having a thickness of from .1 to .8, but preferably about .3, of a millimeter. The sound grooves can be impressed in one or both sides and such records can be made larger in diameter than the usual records. Specifications 24382A/03 and 16129/05 are referred to.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1042425A GB247786A (en) | 1925-04-21 | 1925-04-21 | Improvements in or relating to records for sound recording or reproducing machines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1042425A GB247786A (en) | 1925-04-21 | 1925-04-21 | Improvements in or relating to records for sound recording or reproducing machines |
Publications (1)
Publication Number | Publication Date |
---|---|
GB247786A true GB247786A (en) | 1926-02-25 |
Family
ID=9967552
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1042425A Expired GB247786A (en) | 1925-04-21 | 1925-04-21 | Improvements in or relating to records for sound recording or reproducing machines |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB247786A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3689078A (en) * | 1969-06-30 | 1972-09-05 | Yasujiro Ban | Colored recording discs |
-
1925
- 1925-04-21 GB GB1042425A patent/GB247786A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3689078A (en) * | 1969-06-30 | 1972-09-05 | Yasujiro Ban | Colored recording discs |
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