NL69948C - - Google Patents
Info
- Publication number
- NL69948C NL69948C NL69948DA NL69948C NL 69948 C NL69948 C NL 69948C NL 69948D A NL69948D A NL 69948DA NL 69948 C NL69948 C NL 69948C
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Combined Devices Of Dampers And Springs (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB15474/45A GB615421A (en) | 1945-06-18 | 1945-06-18 | Improvements in or relating to stylus holders and pick-ups |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL69948C true NL69948C (es) |
Family
ID=10059769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL69948D NL69948C (es) | 1945-06-18 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2469933A (es) |
| FR (1) | FR935455A (es) |
| GB (1) | GB615421A (es) |
| NL (1) | NL69948C (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2538164A (en) * | 1946-07-08 | 1951-01-16 | Pickering Associates Inc | Electromagnetic sound reproducer |
| US2829210A (en) * | 1951-08-15 | 1958-04-01 | Donald J Baker | Magnetic pickup |
| US2960990A (en) * | 1956-01-26 | 1960-11-22 | Whirlpool Co | One level dishwasher |
| US2937243A (en) * | 1958-02-27 | 1960-05-17 | Gen Electric | Phonograph armature and stylus assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1833070A (en) * | 1929-04-15 | 1931-11-24 | Conner Crouse Corp | Electromechanical translating device |
| DE649961C (de) * | 1929-07-05 | 1937-09-08 | Loewe Opta Gmbh | Elektromagnetischer Tonabnehmer |
| US2201735A (en) * | 1939-06-03 | 1940-05-21 | Actino Lab Inc | Recording head |
| US2400305A (en) * | 1944-06-13 | 1946-05-14 | Gray Mfg Co | Electromagnetic sound recorder and reproducer |
-
0
- NL NL69948D patent/NL69948C/xx active
-
1945
- 1945-06-18 GB GB15474/45A patent/GB615421A/en not_active Expired
- 1945-10-19 US US623277A patent/US2469933A/en not_active Expired - Lifetime
-
1946
- 1946-10-30 FR FR935455D patent/FR935455A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB615421A (en) | 1949-01-06 |
| FR935455A (fr) | 1948-06-18 |
| US2469933A (en) | 1949-05-10 |