FR1090989A - protective shield for arc welding - Google Patents

protective shield for arc welding

Info

Publication number
FR1090989A
FR1090989A FR1090989DA FR1090989A FR 1090989 A FR1090989 A FR 1090989A FR 1090989D A FR1090989D A FR 1090989DA FR 1090989 A FR1090989 A FR 1090989A
Authority
FR
France
Prior art keywords
arc welding
protective shield
shield
protective
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)
Inventor
Louis-Dominique-Jose Dunoyer
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 FR1090989A publication Critical patent/FR1090989A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/208—Filters for use with infrared or ultraviolet radiation, e.g. for separating visible light from infrared and/or ultraviolet radiation

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1090989D 1953-10-07 1953-10-07 protective shield for arc welding Expired FR1090989A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1090989T 1953-10-07

Publications (1)

Publication Number Publication Date
FR1090989A true FR1090989A (en) 1955-04-06

Family

ID=9615215

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1090989D Expired FR1090989A (en) 1953-10-07 1953-10-07 protective shield for arc welding

Country Status (1)

Country Link
FR (1) FR1090989A (en)

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