CH248532A - Elektromechanischer Wandler des elektromagnetischen Prinzips für tonfrequente Schwingungen. - Google Patents
Elektromechanischer Wandler des elektromagnetischen Prinzips für tonfrequente Schwingungen.Info
- Publication number
- CH248532A CH248532A CH248532DA CH248532A CH 248532 A CH248532 A CH 248532A CH 248532D A CH248532D A CH 248532DA CH 248532 A CH248532 A CH 248532A
- Authority
- CH
- Switzerland
- Prior art keywords
- audio
- converter based
- frequency vibrations
- electromechanical converter
- electromagnetic principle
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE248532X | 1944-05-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH248532A true CH248532A (de) | 1947-05-15 |
Family
ID=20306107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH248532D CH248532A (de) | 1944-05-12 | 1945-11-22 | Elektromechanischer Wandler des elektromagnetischen Prinzips für tonfrequente Schwingungen. |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH248532A (de) |
FR (1) | FR913586A (de) |
GB (1) | GB591975A (de) |
NL (1) | NL70461C (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2861145A (en) * | 1953-08-31 | 1958-11-18 | Gen Electric | High speed relay |
-
0
- NL NL70461D patent/NL70461C/xx active
-
1945
- 1945-05-04 GB GB11368/45A patent/GB591975A/en not_active Expired
- 1945-08-24 FR FR913586D patent/FR913586A/fr not_active Expired
- 1945-11-22 CH CH248532D patent/CH248532A/de unknown
Also Published As
Publication number | Publication date |
---|---|
FR913586A (fr) | 1946-09-13 |
NL70461C (de) | |
GB591975A (en) | 1947-09-03 |
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