FR2203983A1 - - Google Patents
Info
- Publication number
- FR2203983A1 FR2203983A1 FR7337057A FR7337057A FR2203983A1 FR 2203983 A1 FR2203983 A1 FR 2203983A1 FR 7337057 A FR7337057 A FR 7337057A FR 7337057 A FR7337057 A FR 7337057A FR 2203983 A1 FR2203983 A1 FR 2203983A1
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
- H01J9/22—Applying luminescent coatings
- H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
- H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
- H01J9/2272—Devices for carrying out the processes, e.g. light houses
- H01J9/2273—Auxiliary lenses and filters
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29864472A | 1972-10-18 | 1972-10-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2203983A1 true FR2203983A1 (da) | 1974-05-17 |
| FR2203983B1 FR2203983B1 (da) | 1976-05-07 |
Family
ID=23151408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7337057A Expired FR2203983B1 (da) | 1972-10-18 | 1973-10-17 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS4975156A (da) |
| AU (1) | AU474326B2 (da) |
| BE (1) | BE806156A (da) |
| CA (1) | CA1009484A (da) |
| FR (1) | FR2203983B1 (da) |
| GB (1) | GB1450590A (da) |
| IT (1) | IT995544B (da) |
| NL (1) | NL7314291A (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5341821Y2 (da) * | 1975-04-30 | 1978-10-07 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4922770A (da) * | 1972-06-22 | 1974-02-28 |
-
1973
- 1973-09-26 AU AU60733/73A patent/AU474326B2/en not_active Expired
- 1973-10-01 IT IT2961373A patent/IT995544B/it active
- 1973-10-02 GB GB4592673A patent/GB1450590A/en not_active Expired
- 1973-10-15 CA CA183,367A patent/CA1009484A/en not_active Expired
- 1973-10-16 BE BE136761A patent/BE806156A/xx unknown
- 1973-10-17 JP JP11675073A patent/JPS4975156A/ja active Pending
- 1973-10-17 NL NL7314291A patent/NL7314291A/xx unknown
- 1973-10-17 FR FR7337057A patent/FR2203983B1/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1450590A (en) | 1976-09-22 |
| IT995544B (it) | 1975-11-20 |
| NL7314291A (da) | 1974-04-22 |
| DE2352362A1 (de) | 1974-05-09 |
| CA1009484A (en) | 1977-05-03 |
| DE2352362B2 (de) | 1976-11-18 |
| BE806156A (fr) | 1974-02-15 |
| AU6073373A (en) | 1975-03-27 |
| JPS4975156A (da) | 1974-07-19 |
| FR2203983B1 (da) | 1976-05-07 |
| AU474326B2 (en) | 1976-07-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |