FR718488A - Improvements to glasses, eyeglasses and similar instruments - Google Patents

Improvements to glasses, eyeglasses and similar instruments

Info

Publication number
FR718488A
FR718488A FR718488DA FR718488A FR 718488 A FR718488 A FR 718488A FR 718488D A FR718488D A FR 718488DA FR 718488 A FR718488 A FR 718488A
Authority
FR
France
Prior art keywords
eyeglasses
glasses
similar instruments
instruments
similar
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
Einar Dujardin
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 FR718488A publication Critical patent/FR718488A/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
    • G02C11/00—Non-optical adjuncts; Attachment thereof
    • G02C11/04—Illuminating means

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Optics & Photonics (AREA)
FR718488D 1930-12-15 1931-06-10 Improvements to glasses, eyeglasses and similar instruments Expired FR718488A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK718488X 1930-12-15

Publications (1)

Publication Number Publication Date
FR718488A true FR718488A (en) 1932-01-25

Family

ID=8152445

Family Applications (1)

Application Number Title Priority Date Filing Date
FR718488D Expired FR718488A (en) 1930-12-15 1931-06-10 Improvements to glasses, eyeglasses and similar instruments

Country Status (1)

Country Link
FR (1) FR718488A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1129723B (en) * 1957-04-12 1962-05-17 Andre Calmes Luminous glasses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1129723B (en) * 1957-04-12 1962-05-17 Andre Calmes Luminous glasses

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