FR497026A - Advanced spectacle lenses - Google Patents

Advanced spectacle lenses

Info

Publication number
FR497026A
FR497026A FR497026A FR497026DA FR497026A FR 497026 A FR497026 A FR 497026A FR 497026 A FR497026 A FR 497026A FR 497026D A FR497026D A FR 497026DA FR 497026 A FR497026 A FR 497026A
Authority
FR
France
Prior art keywords
advanced
spectacle lenses
spectacle
lenses
advanced spectacle
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
FR497026A
Other languages
French (fr)
Inventor
Frank Jones
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of FR497026A publication Critical patent/FR497026A/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
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR497026A 1918-07-16 1919-02-26 Advanced spectacle lenses Expired FR497026A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB497026X 1918-07-16

Publications (1)

Publication Number Publication Date
FR497026A true FR497026A (en) 1919-11-22

Family

ID=1532385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR497026A Expired FR497026A (en) 1918-07-16 1919-02-26 Advanced spectacle lenses

Country Status (1)

Country Link
FR (1) FR497026A (en)

Similar Documents

Publication Publication Date Title
FR497026A (en) Advanced spectacle lenses
FR499809A (en) Eyewear and glasses improvements
CH77128A (en) Watch holder
FR499671A (en) Improvements to glasses
FR484408A (en) Advanced protective glasses
CH81161A (en) Turret
FR487728A (en) Riflescopes
CH81642A (en) pocket watch
CH76449A (en) Watch bezel
FR531636A (en) Sharpener
CA186382A (en) Spectacle
FR492556A (en) Hydro skis
FR518727A (en) Ocular
FR26067E (en) Advanced tap
CA184316A (en) Eyeglass fitting device
FR539797A (en) Submarine
CH79078A (en) Lathe
CH76963A (en) Watch holder
CA184748A (en) Lens grinder
CH83148A (en) Stereo kaleidoscope
CA190473A (en) Lens
CH78302A (en) Chuck
FI7037A (en) Wallet holder
FR553136A (en) Improvements to spectacle lenses
CH82643A (en) Watch glass protectors