FR846570A - Improvements to glasses - Google Patents

Improvements to glasses

Info

Publication number
FR846570A
FR846570A FR846570DA FR846570A FR 846570 A FR846570 A FR 846570A FR 846570D A FR846570D A FR 846570DA FR 846570 A FR846570 A FR 846570A
Authority
FR
France
Prior art keywords
glasses
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
Paul Demazoin
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 FR846570A publication Critical patent/FR846570A/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
    • A61F9/02—Goggles
    • A61F9/025—Special attachment of screens, e.g. hinged, removable; Roll-up protective layers

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)
FR846570D 1938-11-24 1938-11-24 Improvements to glasses Expired FR846570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846570T 1938-11-24

Publications (1)

Publication Number Publication Date
FR846570A true FR846570A (en) 1939-09-20

Family

ID=9313413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846570D Expired FR846570A (en) 1938-11-24 1938-11-24 Improvements to glasses

Country Status (1)

Country Link
FR (1) FR846570A (en)

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