FR55079E - - Google Patents
Info
- Publication number
- FR55079E FR55079E FR55079DA FR55079E FR 55079 E FR55079 E FR 55079E FR 55079D A FR55079D A FR 55079DA FR 55079 E FR55079 E FR 55079E
- Authority
- FR
- France
- 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
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/06—Means for illuminating specimens
- G02B21/08—Condensers
- G02B21/14—Condensers affording illumination for phase-contrast observation
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR55079E true FR55079E (en) | 1951-06-06 |
Family
ID=1363415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR55079D Expired FR55079E (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR55079E (en) |
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0
- FR FR55079D patent/FR55079E/fr not_active Expired