FR60822E - Perfectionnements aux lunettes de protection - Google Patents

Perfectionnements aux lunettes de protection

Info

Publication number
FR60822E
FR60822E FR60822DA FR60822E FR 60822 E FR60822 E FR 60822E FR 60822D A FR60822D A FR 60822DA FR 60822 E FR60822 E FR 60822E
Authority
FR
France
Prior art keywords
protective eyewear
eyewear
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
English (en)
Inventor
Marceau Cordeau
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 FR60822E publication Critical patent/FR60822E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
    • G02C7/105—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having inhomogeneously distributed colouring

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR60822D 1950-03-03 1950-03-03 Perfectionnements aux lunettes de protection Expired FR60822E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR60822T 1950-03-03

Publications (1)

Publication Number Publication Date
FR60822E true FR60822E (fr) 1955-01-31

Family

ID=8694479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR60822D Expired FR60822E (fr) 1950-03-03 1950-03-03 Perfectionnements aux lunettes de protection

Country Status (1)

Country Link
FR (1) FR60822E (fr)

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