BE369175A - - Google Patents
Info
- Publication number
- BE369175A BE369175A BE369175DA BE369175A BE 369175 A BE369175 A BE 369175A BE 369175D A BE369175D A BE 369175DA BE 369175 A BE369175 A BE 369175A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- page number
- clms page
- clms
- page
- Prior art date
Links
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Developing Agents For Electrophotography (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Photoreceptors In Electrophotography (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE369175A true BE369175A (enExample) |
Family
ID=40862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE369175D BE369175A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE369175A (enExample) |
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0
- BE BE369175D patent/BE369175A/fr unknown