FR836677A - Improvements to glasses - Google Patents

Improvements to glasses

Info

Publication number
FR836677A
FR836677A FR836677DA FR836677A FR 836677 A FR836677 A FR 836677A FR 836677D A FR836677D A FR 836677DA FR 836677 A FR836677 A FR 836677A
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)
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.)
Cretin Billet & Fils L
Original Assignee
Cretin Billet & Fils L
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 Cretin Billet & Fils L filed Critical Cretin Billet & Fils L
Application granted granted Critical
Publication of FR836677A publication Critical patent/FR836677A/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)
FR836677D 1938-04-15 1938-04-15 Improvements to glasses Expired FR836677A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR836677T 1938-04-15

Publications (1)

Publication Number Publication Date
FR836677A true FR836677A (en) 1939-01-24

Family

ID=42938320

Family Applications (1)

Application Number Title Priority Date Filing Date
FR836677D Expired FR836677A (en) 1938-04-15 1938-04-15 Improvements to glasses

Country Status (1)

Country Link
FR (1) FR836677A (en)

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