FR805025A - Improvements to glasses - Google Patents

Improvements to glasses

Info

Publication number
FR805025A
FR805025A FR805025DA FR805025A FR 805025 A FR805025 A FR 805025A FR 805025D A FR805025D A FR 805025DA FR 805025 A FR805025 A FR 805025A
Authority
FR
France
Prior art keywords
glasses
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
Raul Frank Vidal
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 FR805025A publication Critical patent/FR805025A/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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
FR805025D 1935-07-29 1935-07-29 Improvements to glasses Expired FR805025A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR805025T 1935-07-29

Publications (1)

Publication Number Publication Date
FR805025A true FR805025A (en) 1936-11-09

Family

ID=9251056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805025D Expired FR805025A (en) 1935-07-29 1935-07-29 Improvements to glasses

Country Status (1)

Country Link
FR (1) FR805025A (en)

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