NL99355C - - Google Patents
Info
- Publication number
- NL99355C NL99355C NL99355DA NL99355C NL 99355 C NL99355 C NL 99355C NL 99355D A NL99355D A NL 99355DA NL 99355 C NL99355 C NL 99355C
- 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
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/12—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R9/16—Gramophone pick-ups using a stylus; Recorders using a stylus signals 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)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Position Input By Displaying (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET11989A DE1026981B (en) | 1956-03-16 | 1956-03-16 | Mechanical-electrical converter for the generation or scanning of a grooved sound track |
Publications (1)
Publication Number | Publication Date |
---|---|
NL99355C true NL99355C (en) |
Family
ID=7546881
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL99355D NL99355C (en) | 1956-03-16 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1026981B (en) |
FR (1) | FR1171607A (en) |
GB (1) | GB845904A (en) |
NL (1) | NL99355C (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL228905A (en) * | 1958-06-20 | |||
DE1129718B (en) * | 1958-07-14 | 1962-05-17 | Georg Neumann Lab Fuer Elektro | Electrodynamic pickup or cutting box |
NL244111A (en) * | 1958-10-09 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE654353C (en) * | 1934-09-29 | 1937-12-23 | Electrical Res Prod Inc | Groove tone scanner for Berlin and Edison script |
-
0
- NL NL99355D patent/NL99355C/xx active
-
1956
- 1956-03-16 DE DET11989A patent/DE1026981B/en active Pending
-
1957
- 1957-03-13 GB GB829157A patent/GB845904A/en not_active Expired
- 1957-03-16 FR FR1171607D patent/FR1171607A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB845904A (en) | 1960-08-24 |
DE1026981B (en) | 1958-03-27 |
FR1171607A (en) | 1959-01-28 |