NL9293C - - Google Patents
Info
- Publication number
- NL9293C NL9293C NL15640A NL15640A NL9293C NL 9293 C NL9293 C NL 9293C NL 15640 A NL15640 A NL 15640A NL 15640 A NL15640 A NL 15640A NL 9293 C NL9293 C NL 9293C
- 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
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- 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
- H04R9/10—Telephone receivers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE348388T | 1919-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL9293C true NL9293C (xx) | 1923-07-16 |
Family
ID=6257293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL15640A NL9293C (xx) | 1919-07-25 | 1920-07-16 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US1406510A (xx) |
| CH (1) | CH92011A (xx) |
| DE (1) | DE348388C (xx) |
| FR (1) | FR531513A (xx) |
| GB (1) | GB149621A (xx) |
| NL (1) | NL9293C (xx) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1165248A (en) * | 1980-10-31 | 1984-04-10 | Shingo Watanabe | Electro-acoustic transducer |
| USD288512S (en) * | 1985-04-24 | 1987-03-03 | Thermo-Serv, Inc. | Wine glass |
| USD659117S1 (en) * | 2010-08-10 | 2012-05-08 | Bose Corporation | Set of headphones |
| EP2953377B1 (en) * | 2014-06-03 | 2020-05-06 | GN Audio A/S | Monaural wireless headset |
| USD774489S1 (en) | 2014-09-03 | 2016-12-20 | Sennheiser Electronic Gmbh & Co. Kg | Pair of earphones |
| TWD176083S (zh) * | 2014-12-29 | 2016-06-01 | 三星電子股份有限公司 | 耳機之部分 |
| USD747702S1 (en) * | 2015-01-20 | 2016-01-19 | Robert Breines | Headphone |
| USD823829S1 (en) * | 2015-07-08 | 2018-07-24 | Gn Netcom A/S | Headset |
| USD813849S1 (en) * | 2016-01-13 | 2018-03-27 | Urbanista AB | Headphone |
| USD828823S1 (en) * | 2016-09-26 | 2018-09-18 | Shenzhen Dacom Electronics Co., Ltd. | Earphone |
| USD895579S1 (en) * | 2019-04-30 | 2020-09-08 | Shenzhen Ginto E-commerce Co., Limited | Wireless earbud |
| USD877722S1 (en) * | 2019-04-30 | 2020-03-10 | Shenzhen Ginto E-commerce Co., Limited | Wireless earbud |
| USD887396S1 (en) * | 2019-10-23 | 2020-06-16 | Shenzhen Earfun Technology Co., Ltd. | Wireless headset |
| USD883960S1 (en) * | 2020-01-18 | 2020-05-12 | Dongguan Pinmi Electronic Technology Co., Ltd | Earphones |
| USD893462S1 (en) * | 2020-03-05 | 2020-08-18 | Shenzhen Humboldt Technology Co., Ltd | Headphone |
| USD905018S1 (en) * | 2020-03-26 | 2020-12-15 | Zhaowei Zhu | Earphone |
| USD924851S1 (en) * | 2020-09-28 | 2021-07-13 | Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd | Earphones |
| USD953303S1 (en) * | 2021-06-22 | 2022-05-31 | Besing Technology (Shenzhen) Co., Ltd. | Wireless earphones with charging case |
| USD991912S1 (en) * | 2021-08-13 | 2023-07-11 | Shenzhen Grandsun Electronic Co., Ltd. | Wireless earphone |
-
1919
- 1919-07-25 DE DE1919348388D patent/DE348388C/de not_active Expired
-
1920
- 1920-07-05 CH CH92011D patent/CH92011A/de unknown
- 1920-07-16 NL NL15640A patent/NL9293C/xx active
- 1920-07-26 GB GB22258/20A patent/GB149621A/en not_active Expired
- 1920-10-26 US US419780A patent/US1406510A/en not_active Expired - Lifetime
-
1921
- 1921-03-01 FR FR531513D patent/FR531513A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR531513A (fr) | 1922-01-16 |
| CH92011A (de) | 1921-12-01 |
| DE348388C (de) | 1922-02-07 |
| US1406510A (en) | 1922-02-14 |
| GB149621A (en) | 1921-06-16 |