FR774875A - Protecteur des yeux contre la lumière d'une vive clarté - Google Patents

Protecteur des yeux contre la lumière d'une vive clarté

Info

Publication number
FR774875A
FR774875A FR774875DA FR774875A FR 774875 A FR774875 A FR 774875A FR 774875D A FR774875D A FR 774875DA FR 774875 A FR774875 A FR 774875A
Authority
FR
France
Prior art keywords
protection against
bright light
eye protection
against bright
eye
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
Alfred Mendel
Ernst Kleinmann
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 FR774875A publication Critical patent/FR774875A/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
    • G02C9/00—Attaching auxiliary optical parts
    • G02C9/04—Attaching auxiliary optical parts by fitting over or clamping on

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
FR774875D 1933-06-26 1934-06-22 Protecteur des yeux contre la lumière d'une vive clarté Expired FR774875A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE774875X 1933-06-26

Publications (1)

Publication Number Publication Date
FR774875A true FR774875A (fr) 1934-12-15

Family

ID=6686183

Family Applications (1)

Application Number Title Priority Date Filing Date
FR774875D Expired FR774875A (fr) 1933-06-26 1934-06-22 Protecteur des yeux contre la lumière d'une vive clarté

Country Status (1)

Country Link
FR (1) FR774875A (fr)

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