FR776327A - Protective mask - Google Patents

Protective mask

Info

Publication number
FR776327A
FR776327A FR776327DA FR776327A FR 776327 A FR776327 A FR 776327A FR 776327D A FR776327D A FR 776327DA FR 776327 A FR776327 A FR 776327A
Authority
FR
France
Prior art keywords
protective mask
mask
protective
Prior art date
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
Other languages
French (fr)
Inventor
Rene Maigret
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 filed Critical
Application granted granted Critical
Publication of FR776327A publication Critical patent/FR776327A/en
Expired legal-status Critical Current

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
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting-in contact lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders
    • A61F9/061—Masks, shields or hoods for welders with movable shutters, e.g. filter discs; Actuating means therefor

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
FR776327D 1934-06-11 1934-06-11 Protective mask Expired FR776327A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR776327T 1934-06-11

Publications (1)

Publication Number Publication Date
FR776327A true FR776327A (en) 1935-01-23

Family

ID=9200976

Family Applications (1)

Application Number Title Priority Date Filing Date
FR776327D Expired FR776327A (en) 1934-06-11 1934-06-11 Protective mask

Country Status (1)

Country Link
FR (1) FR776327A (en)

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