BE538868A - - Google Patents
Info
- Publication number
- BE538868A BE538868A BE538868DA BE538868A BE 538868 A BE538868 A BE 538868A BE 538868D A BE538868D A BE 538868DA BE 538868 A BE538868 A BE 538868A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- curvature
- image
- pads
- sliding
- Prior art date
Links
- 238000006748 scratching Methods 0.000 description 3
- 230000002393 scratching effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
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
- G03B1/00—Film strip handling
- G03B1/56—Threading; Loop forming
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE538868A true BE538868A (forum.php) |
Family
ID=168749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE538868D BE538868A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE538868A (forum.php) |
-
0
- BE BE538868D patent/BE538868A/fr unknown
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