FR683426A - Perfectionnements aux appareils de projections cinématographiques - Google Patents
Perfectionnements aux appareils de projections cinématographiquesInfo
- Publication number
- FR683426A FR683426A FR683426DA FR683426A FR 683426 A FR683426 A FR 683426A FR 683426D A FR683426D A FR 683426DA FR 683426 A FR683426 A FR 683426A
- Authority
- FR
- France
- Prior art keywords
- projection devices
- cinematographic projection
- cinematographic
- devices
- projection
- 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
- G03B41/00—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor
- G03B41/02—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film
- G03B41/04—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator
- G03B41/06—Special techniques not covered by groups G03B31/00 - G03B39/00; Apparatus therefor using non-intermittently running film with optical compensator with rotating reflecting member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27G—ACCESSORY MACHINES OR APPARATUS FOR WORKING WOOD OR SIMILAR MATERIALS; TOOLS FOR WORKING WOOD OR SIMILAR MATERIALS; SAFETY DEVICES FOR WOOD WORKING MACHINES OR TOOLS
- B27G13/00—Cutter blocks; Other rotary cutting tools
- B27G13/12—Cutter blocks; Other rotary cutting tools for profile cutting
- B27G13/14—Cutter blocks; Other rotary cutting tools for profile cutting for cutting grooves or tenons
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT683426X | 1929-09-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR683426A true FR683426A (fr) | 1930-06-12 |
Family
ID=11309044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR683426D Expired FR683426A (fr) | 1929-09-04 | 1929-10-17 | Perfectionnements aux appareils de projections cinématographiques |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE343892A (es) |
FR (1) | FR683426A (es) |
-
0
- BE BE343892D patent/BE343892A/xx unknown
-
1929
- 1929-10-17 FR FR683426D patent/FR683426A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE343892A (es) |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR684620A (fr) | Perfectionnements aux appareils de projection | |
FR735194A (fr) | Perfectionnements aux appareils de projection cinématographiques | |
FR621205A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR705522A (fr) | Perfectionnements aux appareils de projections cinématographiques | |
FR631777A (fr) | Perfectionnements aux appareils cinématographiques | |
FR612334A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR683426A (fr) | Perfectionnements aux appareils de projections cinématographiques | |
FR699987A (fr) | Perfectionnements aux appareils de projections cinématographiques | |
FR667433A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR697977A (fr) | Perfectionnements aux projecteurs cinématographiques | |
FR649914A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR677221A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR651851A (fr) | Perfectionnements aux appareils de projection cinématographique | |
FR671894A (fr) | Perfectionnements aux chambres noires d'appareils cinématographiques | |
FR647748A (fr) | Perfectionnements apportés aux appareils cinématographiques | |
FR642986A (fr) | Perfectionnements aux appareils cinématographiques | |
FR33497E (fr) | Perfectionnements aux appareils cinématographiques | |
FR34232E (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR655716A (fr) | Perfectionnements aux appareils de projection cinématographique | |
FR702973A (fr) | Perfectionnements aux appareils cinématographiques parlants | |
FR679298A (fr) | Perfectionnements aux appareils de projection de pellicules | |
FR643396A (fr) | Perfectionnements apportés aux appareils de projection cinématographique | |
FR735042A (fr) | Perfectionnements aux appareils de projections cinématographiques | |
FR620054A (fr) | Perfectionnements aux appareils de projection cinématographiques | |
FR687800A (fr) | Perfectionnements aux appareils photographiques |