GB192027A - Improvements in means for reproducing sound - Google Patents
Improvements in means for reproducing soundInfo
- Publication number
- GB192027A GB192027A GB2139022A GB2139022A GB192027A GB 192027 A GB192027 A GB 192027A GB 2139022 A GB2139022 A GB 2139022A GB 2139022 A GB2139022 A GB 2139022A GB 192027 A GB192027 A GB 192027A
- Authority
- GB
- United Kingdom
- Prior art keywords
- reproducing sound
- reproducing
- sound
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2139022A GB192027A (en) | 1921-08-16 | 1921-08-16 | Improvements in means for reproducing sound |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2139022A GB192027A (en) | 1921-08-16 | 1921-08-16 | Improvements in means for reproducing sound |
Publications (1)
Publication Number | Publication Date |
---|---|
GB192027A true GB192027A (en) | 1923-01-16 |
Family
ID=10162109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2139022A Expired GB192027A (en) | 1921-08-16 | 1921-08-16 | Improvements in means for reproducing sound |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB192027A (en) |
-
1921
- 1921-08-16 GB GB2139022A patent/GB192027A/en not_active Expired
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