FR954850A - - Google Patents
Info
- Publication number
- FR954850A FR954850A FR954850DA FR954850A FR 954850 A FR954850 A FR 954850A FR 954850D A FR954850D A FR 954850DA FR 954850 A FR954850 A FR 954850A
- 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
- G02B13/00—Optical objectives specially designed for the purposes specified below
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR954850A true FR954850A (en) | 1950-01-06 |
Family
ID=1557682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR954850D Expired FR954850A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR954850A (en) |
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0
- FR FR954850D patent/FR954850A/fr not_active Expired