NL104447C - - Google Patents
Info
- Publication number
- NL104447C NL104447C NL104447DA NL104447C NL 104447 C NL104447 C NL 104447C NL 104447D A NL104447D A NL 104447DA NL 104447 C NL104447 C NL 104447C
- Authority
- NL
- Netherlands
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/16—Mounting or connecting stylus to transducer with or without damping means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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)
- Gyroscopes (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL221984 | 1957-10-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL104447C true NL104447C (xx) |
Family
ID=19751018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL104447D NL104447C (xx) | 1957-10-29 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3178520A (xx) |
BE (1) | BE565959A (xx) |
CH (1) | CH361408A (xx) |
DE (1) | DE1094006B (xx) |
FR (1) | FR1202990A (xx) |
GB (1) | GB836675A (xx) |
NL (1) | NL104447C (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3215786A (en) * | 1959-08-21 | 1965-11-02 | Astatic Corp | Universal monaural-binaural phonograph pickup cartridge |
DE1202019B (de) * | 1961-05-02 | 1965-09-30 | Steidinger Geb | Tonabnehmer zum Abtasten einer Schallrille fuer Zweikoordinatenschrift |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1520357A (en) * | 1920-07-02 | 1924-12-23 | Hugh C Lord | Method of and apparatus for producting sound |
FR747504A (xx) * | 1931-12-14 | 1933-06-16 | ||
US2114471A (en) * | 1936-06-20 | 1938-04-19 | Bell Telephone Labor Inc | Sound recording and reproducing system |
BE441654A (xx) * | 1940-03-30 | |||
US2328952A (en) * | 1941-03-31 | 1943-09-07 | Rca Corp | Signal translating apparatus |
GB686777A (en) * | 1950-02-11 | 1953-01-28 | Adrian Francis Sykes | Improvements in electrical sound recording and reproducing apparatus |
US2775460A (en) * | 1951-05-15 | 1956-12-25 | Ian M Shivack | Binaural recording system |
US2825763A (en) * | 1952-05-26 | 1958-03-04 | Vries Machiel De | Apparatus for transmitting mechanical vibrations |
US2858373A (en) * | 1952-07-18 | 1958-10-28 | Hans E Hollmann | Highly sensitive transducers with electromechanical feedback |
US3055989A (en) * | 1957-08-12 | 1962-09-25 | Columbia Broadcasting Syst Inc | Ceramic reproducer |
NL109659C (xx) * | 1958-06-09 |
-
0
- NL NL104447D patent/NL104447C/xx active
- BE BE565959D patent/BE565959A/xx unknown
-
1958
- 1958-03-25 GB GB9586/58A patent/GB836675A/en not_active Expired
- 1958-03-31 CH CH361408D patent/CH361408A/de unknown
- 1958-04-01 DE DEV14174A patent/DE1094006B/de active Pending
- 1958-04-17 FR FR1202990D patent/FR1202990A/fr not_active Expired
- 1958-08-28 US US757745A patent/US3178520A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR1202990A (fr) | 1960-01-14 |
BE565959A (xx) | |
CH361408A (de) | 1962-04-15 |
GB836675A (en) | 1960-06-09 |
DE1094006B (de) | 1960-12-01 |
US3178520A (en) | 1965-04-13 |