FR788381A - Improvements to welding masks - Google Patents

Improvements to welding masks

Info

Publication number
FR788381A
FR788381A FR788381DA FR788381A FR 788381 A FR788381 A FR 788381A FR 788381D A FR788381D A FR 788381DA FR 788381 A FR788381 A FR 788381A
Authority
FR
France
Prior art keywords
welding masks
masks
welding
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.)
FR de l ACETYLENE SOC
Original Assignee
FR de l ACETYLENE SOC
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 FR de l ACETYLENE SOC filed Critical FR de l ACETYLENE SOC
Application granted granted Critical
Publication of FR788381A publication Critical patent/FR788381A/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
    • A61F9/068—Masks, shields or hoods for welders with supply or suction of gas, air or smoke inside or outside the welding hood

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)
FR788381D 1934-07-10 1934-07-10 Improvements to welding masks Expired FR788381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR788381T 1934-07-10

Publications (1)

Publication Number Publication Date
FR788381A true FR788381A (en) 1935-10-09

Family

ID=9219503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR788381D Expired FR788381A (en) 1934-07-10 1934-07-10 Improvements to welding masks

Country Status (1)

Country Link
FR (1) FR788381A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416694A1 (en) * 1978-02-10 1979-09-07 Canadian Patents Dev SAFETY HELMET FOR MINORS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416694A1 (en) * 1978-02-10 1979-09-07 Canadian Patents Dev SAFETY HELMET FOR MINORS

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