BE405345A - - Google Patents
Info
- Publication number
- BE405345A BE405345A BE405345DA BE405345A BE 405345 A BE405345 A BE 405345A BE 405345D A BE405345D A BE 405345DA BE 405345 A BE405345 A BE 405345A
- Authority
- BE
- Belgium
- Prior art keywords
- filament
- amplifier
- sliding
- height
- prism
- Prior art date
Links
- 239000000463 material Substances 0.000 description 4
- 229920001342 Bakelite® Polymers 0.000 description 3
- 239000004637 bakelite Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Optical Elements Other Than Lenses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE405345A true BE405345A (Direct) |
Family
ID=70548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE405345D BE405345A (Direct) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE405345A (Direct) |
-
0
- BE BE405345D patent/BE405345A/fr unknown
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