NL7406915A - - Google Patents
Info
- Publication number
- NL7406915A NL7406915A NL7406915A NL7406915A NL7406915A NL 7406915 A NL7406915 A NL 7406915A NL 7406915 A NL7406915 A NL 7406915A NL 7406915 A NL7406915 A NL 7406915A NL 7406915 A NL7406915 A NL 7406915A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- A61F11/08—Protective devices for the ears internal, e.g. earplugs
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Acoustics & Sound (AREA)
- Biophysics (AREA)
- Otolaryngology (AREA)
- Psychology (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Materials For Medical Uses (AREA)
- Stringed Musical Instruments (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732325823 DE2325823A1 (de) | 1973-05-22 | 1973-05-22 | Gehoerschutz |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7406915A true NL7406915A (de) | 1974-11-26 |
Family
ID=5881673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7406915A NL7406915A (de) | 1973-05-22 | 1974-05-22 |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE815351A (de) |
| CH (1) | CH575232A5 (de) |
| DE (1) | DE2325823A1 (de) |
| ES (1) | ES203276Y (de) |
| FI (1) | FI154574A (de) |
| FR (1) | FR2230336A1 (de) |
| IT (1) | IT1013805B (de) |
| NL (1) | NL7406915A (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4193396A (en) * | 1978-04-28 | 1980-03-18 | E-A-R Corporation | Paired earplug construction |
| US4253452A (en) * | 1979-05-24 | 1981-03-03 | Specialty Composites Corporation | Ear plug assembly |
| US4434794A (en) * | 1981-06-15 | 1984-03-06 | Leight Howard S | Disposable ear plug |
| DE3212322A1 (de) * | 1982-04-02 | 1983-10-06 | Hochtemperatur Reaktorbau Gmbh | Verfahren zur beherrschung von auslegungs- und hypothetischen stoerfaellen in einem kernkraftwerk |
| IT1156545B (it) * | 1982-11-08 | 1987-02-04 | Amplisilence Spa | Inserti auricolari fonoassorbenti in materiale polimerico espanso |
| US5188123A (en) * | 1990-08-20 | 1993-02-23 | Cabot Safety Corporation | Hearing protective earplug having alternative modes of insertion |
| US5203352A (en) * | 1990-10-16 | 1993-04-20 | Cabot Safety Corporation | Polymeric foam earplug |
| FR2773988B1 (fr) * | 1998-01-29 | 2000-06-02 | Williams Schmit | Bouchon protecteur auriculaire |
| EP1192920A1 (de) * | 2000-09-29 | 2002-04-03 | The Procter & Gamble Company | Bequeme Ohrstopfen auf Basis von Schaum |
| US20020124851A1 (en) | 2000-11-28 | 2002-09-12 | Richard Knauer | Hearing protective device and method of making same |
| US9737439B2 (en) | 2012-07-12 | 2017-08-22 | 3M Innovative Properties Company | Push-in earplug |
| US8968613B2 (en) | 2012-07-12 | 2015-03-03 | 3M Innovative Properties Company | Method of making an earplug |
| US8679607B2 (en) | 2012-07-12 | 2014-03-25 | 3M Innovative Properties Company | Foamable article |
| US9549855B2 (en) | 2013-02-15 | 2017-01-24 | 3M Innovative Properties Company | Earplug with tip cavity and methods of manufacturing the same |
-
1973
- 1973-05-22 DE DE19732325823 patent/DE2325823A1/de active Pending
-
1974
- 1974-05-09 CH CH635574A patent/CH575232A5/xx not_active IP Right Cessation
- 1974-05-20 FR FR7417496A patent/FR2230336A1/fr not_active Withdrawn
- 1974-05-20 FI FI154574A patent/FI154574A/fi unknown
- 1974-05-21 IT IT1280174A patent/IT1013805B/it active
- 1974-05-21 BE BE144583A patent/BE815351A/xx unknown
- 1974-05-22 ES ES1974203276U patent/ES203276Y/es not_active Expired
- 1974-05-22 NL NL7406915A patent/NL7406915A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2230336A1 (de) | 1974-12-20 |
| ES203276Y (es) | 1976-06-01 |
| ES203276U (es) | 1976-02-16 |
| CH575232A5 (de) | 1976-05-14 |
| IT1013805B (it) | 1977-03-30 |
| DE2325823A1 (de) | 1974-12-19 |
| BE815351A (fr) | 1974-09-16 |
| FI154574A (de) | 1974-11-23 |