CH316783A - Cinema projector with high pressure gas discharge lamp - Google Patents
Cinema projector with high pressure gas discharge lampInfo
- Publication number
- CH316783A CH316783A CH316783DA CH316783A CH 316783 A CH316783 A CH 316783A CH 316783D A CH316783D A CH 316783DA CH 316783 A CH316783 A CH 316783A
- Authority
- CH
- Switzerland
- Prior art keywords
- high pressure
- discharge lamp
- gas discharge
- pressure gas
- cinema projector
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0064—Earth or grounding circuit
-
- 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
- G03B21/18—Fire preventing or extinguishing
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE316783X | 1952-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH316783A true CH316783A (en) | 1956-10-31 |
Family
ID=6150574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH316783D CH316783A (en) | 1952-11-19 | 1953-11-12 | Cinema projector with high pressure gas discharge lamp |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH316783A (en) |
FR (1) | FR1087241A (en) |
NL (1) | NL182855B (en) |
-
0
- NL NLAANVRAGE7308019,A patent/NL182855B/en unknown
-
1953
- 1953-11-12 CH CH316783D patent/CH316783A/en unknown
- 1953-11-18 FR FR1087241D patent/FR1087241A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL182855B (en) | |
FR1087241A (en) | 1955-02-22 |
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