BE369539A - - Google Patents
Info
- Publication number
- BE369539A BE369539A BE369539DA BE369539A BE 369539 A BE369539 A BE 369539A BE 369539D A BE369539D A BE 369539DA BE 369539 A BE369539 A BE 369539A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- cinematographic
- reproducing
- acoustic
- devices
- Prior art date
Links
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000001131 transforming effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims 2
- 230000005284 excitation Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Projection Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE369539A true BE369539A (https=) |
Family
ID=41161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE369539D BE369539A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE369539A (https=) |
-
0
- BE BE369539D patent/BE369539A/fr unknown
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