KR950011499B1 - 보청기용 귀에지(귀지) 차단구 - Google Patents
보청기용 귀에지(귀지) 차단구 Download PDFInfo
- Publication number
- KR950011499B1 KR950011499B1 KR1019880004476A KR880004476A KR950011499B1 KR 950011499 B1 KR950011499 B1 KR 950011499B1 KR 1019880004476 A KR1019880004476 A KR 1019880004476A KR 880004476 A KR880004476 A KR 880004476A KR 950011499 B1 KR950011499 B1 KR 950011499B1
- Authority
- KR
- South Korea
- Prior art keywords
- ear
- acoustic
- hearing aid
- wall surface
- outlet
- Prior art date
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/02—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception adapted to be supported entirely by ear
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
- Prostheses (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US170,023 | 1980-07-18 | ||
US07/170,023 US4870689A (en) | 1987-04-13 | 1988-03-31 | Ear wax barrier for a hearing aid |
Publications (2)
Publication Number | Publication Date |
---|---|
KR890015635A KR890015635A (ko) | 1989-10-30 |
KR950011499B1 true KR950011499B1 (ko) | 1995-10-05 |
Family
ID=22618218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880004476A KR950011499B1 (ko) | 1988-03-31 | 1988-04-20 | 보청기용 귀에지(귀지) 차단구 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPH01269398A (es) |
KR (1) | KR950011499B1 (es) |
MX (1) | MX169271B (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8340310B2 (en) * | 2007-07-23 | 2012-12-25 | Asius Technologies, Llc | Diaphonic acoustic transduction coupler and ear bud |
US8774435B2 (en) | 2008-07-23 | 2014-07-08 | Asius Technologies, Llc | Audio device, system and method |
US9629575B2 (en) * | 2014-12-30 | 2017-04-25 | Natus Medical Incorporated | Filter device and method of manufacturing a filter device |
-
1988
- 1988-04-13 JP JP63089175A patent/JPH01269398A/ja active Granted
- 1988-04-20 KR KR1019880004476A patent/KR950011499B1/ko not_active IP Right Cessation
- 1988-04-27 MX MX011274A patent/MX169271B/es unknown
Also Published As
Publication number | Publication date |
---|---|
JPH0549159B2 (es) | 1993-07-23 |
MX169271B (es) | 1993-06-28 |
KR890015635A (ko) | 1989-10-30 |
JPH01269398A (ja) | 1989-10-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
G160 | Decision to publish patent application | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 19980922 Year of fee payment: 4 |
|
LAPS | Lapse due to unpaid annual fee |