FR2073076A5 - - Google Patents
Info
- Publication number
- FR2073076A5 FR2073076A5 FR7044118A FR7044118A FR2073076A5 FR 2073076 A5 FR2073076 A5 FR 2073076A5 FR 7044118 A FR7044118 A FR 7044118A FR 7044118 A FR7044118 A FR 7044118A FR 2073076 A5 FR2073076 A5 FR 2073076A5
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R17/08—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)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Moving Of Heads (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88784969A | 1969-12-24 | 1969-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2073076A5 true FR2073076A5 (en) | 1971-09-24 |
Family
ID=25391982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7044118A Expired FR2073076A5 (en) | 1969-12-24 | 1970-12-08 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3610840A (en) |
| CA (1) | CA924244A (en) |
| DE (1) | DE2063636A1 (en) |
| FR (1) | FR2073076A5 (en) |
| GB (1) | GB1331480A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8101794A (en) * | 1981-04-13 | 1982-11-01 | Philips Nv | GROOVE TABLE AND / OR CUTTER. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2938966A (en) * | 1957-12-16 | 1960-05-31 | Cosmocord Ltd | Electro-mechanical transducers |
| US3087027A (en) * | 1958-05-07 | 1963-04-23 | Sonotone Corp | Dual stylus phonograph pickup and holder |
| US2955170A (en) * | 1958-05-07 | 1960-10-04 | Sonotone Corp | Phonograph pickups |
| US3523690A (en) * | 1965-10-11 | 1970-08-11 | Electro Voice | Phonograph pickup |
| US3482061A (en) * | 1966-09-13 | 1969-12-02 | Joseph F Grado | Stereophonograph cartridge |
-
1969
- 1969-12-24 US US887849A patent/US3610840A/en not_active Expired - Lifetime
-
1970
- 1970-11-13 CA CA098163A patent/CA924244A/en not_active Expired
- 1970-12-08 FR FR7044118A patent/FR2073076A5/fr not_active Expired
- 1970-12-18 GB GB6015670A patent/GB1331480A/en not_active Expired
- 1970-12-23 DE DE19702063636 patent/DE2063636A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3610840A (en) | 1971-10-05 |
| GB1331480A (en) | 1973-09-26 |
| CA924244A (en) | 1973-04-10 |
| DE2063636A1 (en) | 1971-07-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |