FR2051571A7 - - Google Patents

Info

Publication number
FR2051571A7
FR2051571A7 FR7021988A FR7021988A FR2051571A7 FR 2051571 A7 FR2051571 A7 FR 2051571A7 FR 7021988 A FR7021988 A FR 7021988A FR 7021988 A FR7021988 A FR 7021988A FR 2051571 A7 FR2051571 A7 FR 2051571A7
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7021988A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
American Optical Corp
Original Assignee
American Optical Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by American Optical Corp filed Critical American Optical Corp
Application granted granted Critical
Publication of FR2051571A7 publication Critical patent/FR2051571A7/fr
Expired legal-status Critical Current

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)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Biophysics (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Psychology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Headphones And Earphones (AREA)
FR7021988A 1969-07-07 1970-06-16 Expired FR2051571A7 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83944469A 1969-07-07 1969-07-07

Publications (1)

Publication Number Publication Date
FR2051571A7 true FR2051571A7 (en) 1971-04-09

Family

ID=25279746

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7021988A Expired FR2051571A7 (en) 1969-07-07 1970-06-16

Country Status (6)

Country Link
US (1) US3541611A (en)
AU (1) AU1460570A (en)
CH (1) CH514332A (en)
DE (1) DE2011771A1 (en)
FR (1) FR2051571A7 (en)
NL (1) NL7003736A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349081A (en) * 1980-12-08 1982-09-14 Audrey Pepple Method for retaining a hearing aid in place and hearing aid harness
US4843642A (en) * 1985-02-15 1989-07-04 Brower Richard A Combat vehicle crewman helmet
US5023955A (en) * 1989-04-13 1991-06-18 Gentex Corporation Impact-absorbing sound-attenuating earcup
US5628071A (en) * 1995-01-13 1997-05-13 Motorika Ltd. Collapsible helmet
US5724965A (en) * 1995-06-06 1998-03-10 Respironics Inc. Nasal mask
AU2007313393B2 (en) * 2006-10-13 2013-08-15 Exxonmobil Upstream Research Company Improved method of developing a subsurface freeze zone using formation fractures
US20130326793A1 (en) * 2012-04-06 2013-12-12 Andrew James Bingley Apparatus and method for wearing replica cauliflower ears
USD937495S1 (en) * 2020-10-05 2021-11-30 Raymond Zirei Wang Wrestling ear guard with detachable mouth guard
US12011340B2 (en) * 2021-05-11 2024-06-18 Andrew Renee Hearing protection assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2898596A (en) * 1958-02-27 1959-08-11 Clifford P Keen Wrestling helmet
US3190973A (en) * 1960-05-13 1965-06-22 Leonard P Frieder Rigid shell helmet and rigging and sound attenuating means therefor
US3327316A (en) * 1965-04-19 1967-06-27 Vogt Mfg Corp Wrestler's headgear

Also Published As

Publication number Publication date
CH514332A (en) 1971-10-31
NL7003736A (en) 1971-01-11
DE2011771A1 (en) 1971-01-28
AU1460570A (en) 1971-11-11
US3541611A (en) 1970-11-24

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Legal Events

Date Code Title Description
ST Notification of lapse