FR1012483A - Perfectionnements aux sonneries électriques - Google Patents
Perfectionnements aux sonneries électriquesInfo
- Publication number
- FR1012483A FR1012483A FR1012483DA FR1012483A FR 1012483 A FR1012483 A FR 1012483A FR 1012483D A FR1012483D A FR 1012483DA FR 1012483 A FR1012483 A FR 1012483A
- Authority
- FR
- France
- Prior art keywords
- electric bells
- bells
- electric
- 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
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
- G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
- G10K1/062—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube electrically operated
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1012483T | 1949-10-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1012483A true FR1012483A (fr) | 1952-07-10 |
Family
ID=9570882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1012483D Expired FR1012483A (fr) | 1949-10-08 | 1949-10-08 | Perfectionnements aux sonneries électriques |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1012483A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2889550A (en) * | 1957-08-27 | 1959-06-02 | Bell Telephone Labor Inc | Signaling system |
-
1949
- 1949-10-08 FR FR1012483D patent/FR1012483A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2889550A (en) * | 1957-08-27 | 1959-06-02 | Bell Telephone Labor Inc | Signaling system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1025843A (fr) | Perfectionnements aux accumulateurs électriques | |
FR1027426A (fr) | Perfectionnements aux enregistreurs-traducteurs | |
FR1027801A (fr) | Perfectionnements aux turbo-réacteurs | |
FR996795A (fr) | Perfectionnements aux montres datographes | |
FR1012501A (fr) | Perfectionnements apportés aux ralentisseurs électriques | |
FR986200A (fr) | Perfectionnements aux chambrières | |
FR1024214A (fr) | Perfectionnements apportés aux jouets | |
FR1022752A (fr) | Perfectionnements aux accumulateurs électriques | |
FR1023405A (fr) | Perfectionnements aux câbles électriques | |
FR1012483A (fr) | Perfectionnements aux sonneries électriques | |
FR1001877A (fr) | Perfectionnements aux horloges | |
FR1018375A (fr) | Perfectionnements relatifs aux dicarboxyphénylsilanes | |
FR994531A (fr) | Perfectionnements aux totalisateurs électroniques | |
FR1022908A (fr) | Perfectionnements aux panneaux réclame électriques | |
FR1012439A (fr) | Perfectionnements aux accumulateurs électriques | |
FR1015712A (fr) | Perfectionnements apportés aux cibleries | |
FR1011312A (fr) | Perfectionnements aux démarreurs | |
FR1008938A (fr) | Perfectionnements aux guide-fil | |
FR1028923A (fr) | Perfectionnements aux modulateurs électriques | |
FR1026187A (fr) | Perfectionnements aux radiophares | |
FR998848A (fr) | Perfectionnements aux turbo-réacteurs | |
FR983343A (fr) | Perfectionnements aux dynamoteurs | |
FR996495A (fr) | Perfectionnements aux barattes-malaxeurs | |
FR1016146A (fr) | Perfectionnements aux alpha-chlorovinylsilanes | |
FR990478A (fr) | Perfectionnements aux jalousies |