FR891783A - Lampe microliseuse - Google Patents
Lampe microliseuseInfo
- Publication number
- FR891783A FR891783A FR891783DA FR891783A FR 891783 A FR891783 A FR 891783A FR 891783D A FR891783D A FR 891783DA FR 891783 A FR891783 A FR 891783A
- Authority
- FR
- France
- Prior art keywords
- microlining
- lamp
- microlining lamp
- Prior art date
- 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
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/10—Projectors with built-in or built-on screen
- G03B21/11—Projectors with built-in or built-on screen for microfilm reading
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR891783T | 1942-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR891783A true FR891783A (fr) | 1944-03-20 |
Family
ID=9389270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR891783D Expired FR891783A (fr) | 1942-07-07 | 1942-07-07 | Lampe microliseuse |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR891783A (fr) |
-
1942
- 1942-07-07 FR FR891783D patent/FR891783A/fr not_active Expired
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