FR751171A - Safety glasses - Google Patents

Safety glasses

Info

Publication number
FR751171A
FR751171A FR751171DA FR751171A FR 751171 A FR751171 A FR 751171A FR 751171D A FR751171D A FR 751171DA FR 751171 A FR751171 A FR 751171A
Authority
FR
France
Prior art keywords
safety glasses
glasses
safety
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
Julius Felber
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 FR751171A publication Critical patent/FR751171A/en
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)
FR751171D 1933-02-21 1933-02-21 Safety glasses Expired FR751171A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR751171T 1933-02-21

Publications (1)

Publication Number Publication Date
FR751171A true FR751171A (en) 1933-08-28

Family

ID=9153952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR751171D Expired FR751171A (en) 1933-02-21 1933-02-21 Safety glasses

Country Status (1)

Country Link
FR (1) FR751171A (en)

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