FR2141679A1 - - Google Patents
Info
- Publication number
- FR2141679A1 FR2141679A1 FR7216761A FR7216761A FR2141679A1 FR 2141679 A1 FR2141679 A1 FR 2141679A1 FR 7216761 A FR7216761 A FR 7216761A FR 7216761 A FR7216761 A FR 7216761A FR 2141679 A1 FR2141679 A1 FR 2141679A1
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
- G11B3/44—Styli, e.g. sapphire, diamond
- G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH860571A CH554578A (en) | 1971-06-12 | 1971-06-12 | CARTRIDGE NEEDLE. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2141679A1 true FR2141679A1 (en) | 1973-01-26 |
| FR2141679B1 FR2141679B1 (en) | 1978-09-08 |
Family
ID=4342531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7216761A Expired FR2141679B1 (en) | 1971-06-12 | 1972-05-10 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3813101A (en) |
| JP (1) | JPS5551244B1 (en) |
| BE (1) | BE784733A (en) |
| CH (1) | CH554578A (en) |
| DE (1) | DE2221428C3 (en) |
| FR (1) | FR2141679B1 (en) |
| GB (1) | GB1344227A (en) |
| IT (1) | IT956484B (en) |
| NL (1) | NL170570C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4105213A (en) * | 1975-10-15 | 1978-08-08 | Victor Company Of Japan, Ltd. | Device for cutting a sound groove on a disc recording medium |
| EP0020843A1 (en) * | 1979-06-22 | 1981-01-07 | Diamond S.A. | Pick-up stylus for gramophone |
| AT365800B (en) * | 1979-10-12 | 1982-02-10 | Akg Akustische Kino Geraete | MANUFACTURING METHOD FOR A NEEDLE OF A PICKUP |
| JPS5798143A (en) * | 1980-12-05 | 1982-06-18 | Victor Co Of Japan Ltd | Base body of detection type for variation in electrostatic capacity value |
| USD882653S1 (en) | 2015-07-06 | 2020-04-28 | Sumitomo Electric Hardmetal Corp. | Drilling tool |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1110428A (en) * | 1910-03-23 | 1914-09-15 | New Jersey Patent Co | Process of forming phonograph-styli. |
| BE345853A (en) * | 1926-10-02 | |||
| US2564136A (en) * | 1943-03-04 | 1951-08-14 | Hartford Nat Bank & Trust Co | Corundum crystal recording or reproducing member |
| US2659181A (en) * | 1947-01-30 | 1953-11-17 | Union Carbide & Carbon Corp | Process of and apparatus for forming styluslike articles from corundum or spinel |
| US2992007A (en) * | 1957-12-27 | 1961-07-11 | Gen Electric | Phonograph stylus |
| US2960759A (en) * | 1957-12-27 | 1960-11-22 | Gen Electric | Methods of manufacturing phonograph styli |
| US3271036A (en) * | 1963-05-06 | 1966-09-06 | Paul L Kuzmick | Phonograph stylus and method of making same |
-
1971
- 1971-06-12 CH CH860571A patent/CH554578A/en not_active IP Right Cessation
-
1972
- 1972-05-01 US US00249687A patent/US3813101A/en not_active Expired - Lifetime
- 1972-05-02 DE DE2221428A patent/DE2221428C3/en not_active Expired
- 1972-05-10 FR FR7216761A patent/FR2141679B1/fr not_active Expired
- 1972-05-17 GB GB2319672A patent/GB1344227A/en not_active Expired
- 1972-05-17 NL NLAANVRAGE7206618,A patent/NL170570C/en not_active IP Right Cessation
- 1972-06-12 IT IT25574/72A patent/IT956484B/en active
- 1972-06-12 BE BE784733A patent/BE784733A/en unknown
- 1972-06-12 JP JP5774672A patent/JPS5551244B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT956484B (en) | 1973-10-10 |
| DE2221428B2 (en) | 1974-09-05 |
| NL170570B (en) | 1982-06-16 |
| GB1344227A (en) | 1974-01-16 |
| NL7206618A (en) | 1972-12-14 |
| CH554578A (en) | 1974-09-30 |
| US3813101A (en) | 1974-05-28 |
| FR2141679B1 (en) | 1978-09-08 |
| BE784733A (en) | 1972-12-12 |
| DE2221428A1 (en) | 1972-12-21 |
| JPS5551244B1 (en) | 1980-12-23 |
| DE2221428C3 (en) | 1975-04-30 |
| NL170570C (en) | 1982-11-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |