FI51144B - - Google Patents
Info
- Publication number
- FI51144B FI51144B FI750411A FI750411A FI51144B FI 51144 B FI51144 B FI 51144B FI 750411 A FI750411 A FI 750411A FI 750411 A FI750411 A FI 750411A FI 51144 B FI51144 B FI 51144B
- Authority
- FI
- Finland
Links
Classifications
-
- A—HUMAN NECESSITIES
- A42—HEADWEAR
- A42B—HATS; HEAD COVERINGS
- A42B3/00—Helmets; Helmet covers ; Other protective head coverings
- A42B3/04—Parts, details or accessories of helmets
- A42B3/16—Ear protection devices
- A42B3/166—Integral hearing protection
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F11/00—Methods or devices for treatment of the ears or hearing sense; Non-electric hearing aids; Methods or devices for enabling ear patients to achieve auditory perception through physiological senses other than hearing sense; Protective devices for the ears, carried on the body or in the hand
- A61F11/06—Protective devices for the ears
- A61F11/14—Protective devices for the ears external, e.g. earcaps or earmuffs
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Psychology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Helmets And Other Head Coverings (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI750411A FI51144C (fi) | 1975-02-14 | 1975-02-14 | Kuulosuojaimen sangan ja korvakuvun välinen yhdyslaitelma. |
GB601676A GB1508101A (en) | 1975-02-14 | 1976-02-16 | Hearing protector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI750411A FI51144C (fi) | 1975-02-14 | 1975-02-14 | Kuulosuojaimen sangan ja korvakuvun välinen yhdyslaitelma. |
Publications (2)
Publication Number | Publication Date |
---|---|
FI51144B true FI51144B (ko) | 1976-08-02 |
FI51144C FI51144C (fi) | 1976-11-10 |
Family
ID=8508976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI750411A FI51144C (fi) | 1975-02-14 | 1975-02-14 | Kuulosuojaimen sangan ja korvakuvun välinen yhdyslaitelma. |
Country Status (2)
Country | Link |
---|---|
FI (1) | FI51144C (ko) |
GB (1) | GB1508101A (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5861596U (ja) * | 1981-10-20 | 1983-04-25 | トクミ電子工業株式会社 | ヘツドホ−ンにおけるホ−ンの位置調整装置 |
JPH0659120B2 (ja) * | 1983-05-31 | 1994-08-03 | ソニー株式会社 | ヘツドホン |
US5500958A (en) * | 1994-01-19 | 1996-03-26 | Cabot Safety Corporation | Seal plate attachment for earmuffs |
CA2431659C (en) | 2000-12-29 | 2015-02-10 | Gray Matter Holdings, Llc | Ear protection device |
-
1975
- 1975-02-14 FI FI750411A patent/FI51144C/fi not_active IP Right Cessation
-
1976
- 1976-02-16 GB GB601676A patent/GB1508101A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI51144C (fi) | 1976-11-10 |
GB1508101A (en) | 1978-04-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: EXEL OY |