BE688144A - - Google Patents
Info
- Publication number
- BE688144A BE688144A BE688144DA BE688144A BE 688144 A BE688144 A BE 688144A BE 688144D A BE688144D A BE 688144DA BE 688144 A BE688144 A BE 688144A
- Authority
- BE
- Belgium
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
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE688144 | 1966-10-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE688144A true BE688144A (ko) | 1967-04-12 |
Family
ID=3849510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE688144D BE688144A (ko) | 1966-10-12 | 1966-10-12 |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE688144A (ko) |
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1966
- 1966-10-12 BE BE688144D patent/BE688144A/xx unknown