FR2017509A1 - - Google Patents
Info
- Publication number
- FR2017509A1 FR2017509A1 FR6930254A FR6930254A FR2017509A1 FR 2017509 A1 FR2017509 A1 FR 2017509A1 FR 6930254 A FR6930254 A FR 6930254A FR 6930254 A FR6930254 A FR 6930254A FR 2017509 A1 FR2017509 A1 FR 2017509A1
- 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.)
- Withdrawn
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
- G03B21/14—Details
- G03B21/32—Details specially adapted for motion-picture projection
- G03B21/43—Driving mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
- Knitting Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1343268A CH498763A (fr) | 1968-09-06 | 1968-09-06 | Dispositif pour le stockage et l'enroulement d'un ruban à avancement discontinu et reversible |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2017509A1 true FR2017509A1 (fr) | 1970-05-22 |
Family
ID=4392391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6930254A Withdrawn FR2017509A1 (fr) | 1968-09-06 | 1969-09-05 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3580526A (fr) |
| CH (1) | CH498763A (fr) |
| DE (1) | DE1945800A1 (fr) |
| FR (1) | FR2017509A1 (fr) |
| GB (1) | GB1244896A (fr) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3115314A (en) * | 1961-02-01 | 1963-12-24 | Litton Systems Inc | Tape handling apparatus |
| US3251048A (en) * | 1962-02-28 | 1966-05-10 | Minnesota Mining & Mfg | Magnetic tape transport system |
| US3318546A (en) * | 1964-09-28 | 1967-05-09 | Minnesota Mining & Mfg | Tape transport system |
| US3488696A (en) * | 1967-05-15 | 1970-01-06 | Potter Instrument Co Inc | Proportional reel servo system |
| US3523655A (en) * | 1967-09-15 | 1970-08-11 | Chalco Eng Corp | Tape transport apparatus |
-
1968
- 1968-09-06 CH CH1343268A patent/CH498763A/fr not_active IP Right Cessation
-
1969
- 1969-09-05 FR FR6930254A patent/FR2017509A1/fr not_active Withdrawn
- 1969-09-05 US US855550A patent/US3580526A/en not_active Expired - Lifetime
- 1969-09-05 GB GB44141/69A patent/GB1244896A/en not_active Expired
- 1969-09-05 DE DE19691945800 patent/DE1945800A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3580526A (en) | 1971-05-25 |
| GB1244896A (en) | 1971-09-02 |
| CH498763A (fr) | 1970-11-15 |
| DE1945800A1 (de) | 1970-03-12 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |