BE727010A - - Google Patents
Info
- Publication number
- BE727010A BE727010A BE727010DA BE727010A BE 727010 A BE727010 A BE 727010A BE 727010D A BE727010D A BE 727010DA BE 727010 A BE727010 A BE 727010A
- Authority
- BE
- Belgium
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
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/62—Translucent screens
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
- Y10T428/24372—Particulate matter
- Y10T428/24421—Silicon containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249982—With component specified as adhesive or bonding agent
- Y10T428/249985—Composition of adhesive or bonding component specified
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/24999—Inorganic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
- Y10T428/249991—Synthetic resin or natural rubbers
- Y10T428/249992—Linear or thermoplastic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/259—Silicic material
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70103968A | 1968-01-19 | 1968-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727010A true BE727010A (US20110158925A1-20110630-C00013.png) | 1969-07-01 |
Family
ID=24815821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727010D BE727010A (US20110158925A1-20110630-C00013.png) | 1968-01-19 | 1969-01-17 |
Country Status (6)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2201467C3 (de) * | 1972-01-13 | 1981-08-20 | Mechanische Weberei Gmbh, 4792 Bad Lippspringe | Projektionsschirm für Durchprojektion |
| US3914469A (en) * | 1972-08-09 | 1975-10-21 | Richard Delano | Method of controlling solar heat and light in green houses |
| JPS53110826A (en) * | 1977-03-10 | 1978-09-27 | Nippon Oils & Fats Co Ltd | Paint for transmission type screen plate |
| US4431720A (en) * | 1982-07-19 | 1984-02-14 | Zenith Radio Corp. | Imaging screen and coating therefor for rear-projection television |
| US4556626A (en) * | 1983-08-24 | 1985-12-03 | North American Philips Consumer Electronics Corporation | Negative-working dichromate photoresist composition, process for applying it to a polymethyl methacrylate surface, and article produced |
| US4647519A (en) * | 1983-08-24 | 1987-03-03 | North American Philips Consumer Electronics Corp. | Negative-working photoresist method of making rear-projection television screen viewing surface |
| DE3418661A1 (de) * | 1984-05-19 | 1985-12-12 | Jürgen 2202 Barmstedt Daszinnies | Projektionswand fuer zwei- oder dreidimensionale projektionen |
| GB2343639A (en) * | 1998-11-13 | 2000-05-17 | Glaverbel | Diffuse reflection glass |
| DE102006048473A1 (de) * | 2006-10-11 | 2008-04-17 | Sefar Ag | Rückprojektionsgewebe, Rückprojektionsbildwand und Rückprojektionssystem |
| DE102008005597A1 (de) * | 2008-01-22 | 2009-07-30 | Lumin Visual Technologies Ag | Projektionsbildschirm |
| DE102008005598A1 (de) * | 2008-01-22 | 2009-07-30 | Lumin Visual Technologies Ag | Projektionsbildschirm-Emulsion |
| CN111635674A (zh) * | 2019-05-17 | 2020-09-08 | 亚科维亚(福建)科技有限公司 | 一种透明投影涂料、正投影屏幕 |
-
1968
- 1968-01-19 US US701039A patent/US3598640A/en not_active Expired - Lifetime
-
1969
- 1969-01-16 DE DE19691902056 patent/DE1902056B2/de active Pending
- 1969-01-17 BE BE727010D patent/BE727010A/xx unknown
- 1969-01-17 CA CA040441A patent/CA919977A/en not_active Expired
- 1969-01-17 GB GB2910/69A patent/GB1237201A/en not_active Expired
- 1969-01-18 JP JP44003739A patent/JPS5220857B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1237201A (en) | 1971-06-30 |
| CA919977A (en) | 1973-01-30 |
| US3598640A (en) | 1971-08-10 |
| DE1902056A1 (de) | 1969-09-04 |
| JPS5220857B1 (US20110158925A1-20110630-C00013.png) | 1977-06-07 |
| DE1902056B2 (de) | 1976-12-02 |
