DK129610C - - Google Patents
Info
- Publication number
- DK129610C DK129610C DK236869A DK236869A DK129610C DK 129610 C DK129610 C DK 129610C DK 236869 A DK236869 A DK 236869A DK 236869 A DK236869 A DK 236869A DK 129610 C DK129610 C DK 129610C
- Authority
- DK
- Denmark
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
- H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Magnetic Treatment Devices (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72545768A | 1968-04-30 | 1968-04-30 | |
| US79492169A | 1969-01-29 | 1969-01-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK129610B DK129610B (da) | 1974-10-28 |
| DK129610C true DK129610C (da) | 1975-05-05 |
Family
ID=27111143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK236869A DK129610B (da) | 1968-04-30 | 1969-04-29 | Magnetisk, stereofonisk pick-up. |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5425401B1 (da) |
| BE (1) | BE732277A (da) |
| CH (1) | CH510923A (da) |
| DE (1) | DE1921927B2 (da) |
| DK (1) | DK129610B (da) |
| FR (1) | FR2007302A1 (da) |
| GB (1) | GB1245031A (da) |
| NL (1) | NL168390C (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3646279A (en) * | 1970-12-07 | 1972-02-29 | Pickering & Co Inc | Induced magnetic moving iron stereophonic phonograph pickup with replaceable stylus assembly and one common pole piece |
| DE3228299A1 (de) * | 1982-07-29 | 1984-02-02 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Tonabnehmer zum auslesen von informationen aus der rille einer sich drehenden informationstraegerplatte |
| FR3138127A1 (fr) | 2022-07-20 | 2024-01-26 | Philippe BERTHELOT | Emballage alimentaire démontable après usage pour être lavé et restitué dans son état d’origine et son procédé de nettoyage en machine ou équipement industriel automatisé |
-
1969
- 1969-04-09 NL NL6905490A patent/NL168390C/xx not_active IP Right Cessation
- 1969-04-24 GB GB2107869A patent/GB1245031A/en not_active Expired
- 1969-04-29 DE DE19691921927 patent/DE1921927B2/de active Granted
- 1969-04-29 CH CH653869A patent/CH510923A/fr not_active IP Right Cessation
- 1969-04-29 BE BE732277D patent/BE732277A/xx not_active IP Right Cessation
- 1969-04-29 DK DK236869A patent/DK129610B/da not_active IP Right Cessation
- 1969-04-29 FR FR6913680A patent/FR2007302A1/fr not_active Withdrawn
- 1969-04-30 JP JP3279769A patent/JPS5425401B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2007302A1 (da) | 1970-01-02 |
| DE1921927A1 (de) | 1969-11-20 |
| DE1921927C3 (da) | 1980-10-16 |
| NL168390B (nl) | 1981-10-16 |
| NL6905490A (da) | 1969-11-03 |
| DK129610B (da) | 1974-10-28 |
| NL168390C (nl) | 1982-03-16 |
| BE732277A (da) | 1969-10-29 |
| CH510923A (fr) | 1971-07-31 |
| GB1245031A (en) | 1971-09-02 |
| DE1921927B2 (de) | 1980-02-07 |
| JPS5425401B1 (da) | 1979-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUP | Patent expired |