NL6909188A - - Google Patents
Info
- Publication number
- NL6909188A NL6909188A NL6909188A NL6909188A NL6909188A NL 6909188 A NL6909188 A NL 6909188A NL 6909188 A NL6909188 A NL 6909188A NL 6909188 A NL6909188 A NL 6909188A NL 6909188 A NL6909188 A NL 6909188A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Telescopes (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6909188A NL6909188A (en:Method) | 1969-06-17 | 1969-06-17 | |
| FR7002810A FR2064056B1 (en:Method) | 1969-06-17 | 1970-01-27 | |
| DE19702004341 DE2004341A1 (de) | 1969-06-17 | 1970-01-30 | Passives Nachtfahrperiskop |
| GB486770A GB1302915A (en:Method) | 1969-06-17 | 1970-02-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6909188A NL6909188A (en:Method) | 1969-06-17 | 1969-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6909188A true NL6909188A (en:Method) | 1970-12-21 |
Family
ID=19807214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6909188A NL6909188A (en:Method) | 1969-06-17 | 1969-06-17 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2004341A1 (en:Method) |
| FR (1) | FR2064056B1 (en:Method) |
| GB (1) | GB1302915A (en:Method) |
| NL (1) | NL6909188A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1442964A (en) * | 1975-04-10 | 1976-07-21 | Mullard Ltd | Optical viewing devices |
| DE3048496C1 (de) * | 1980-12-22 | 1985-07-25 | Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg | Peilsystem |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2631490A (en) * | 1938-06-28 | 1953-03-17 | Sackville William | Method for detecting invisible and nonradiating objects |
| DE1045567B (de) * | 1957-10-16 | 1958-12-04 | Askania Werke Ag | Elektronenoptische Bildwandlerroehre mit gekruemmter Photokathode und vorgeschaltetem Objektiv |
-
1969
- 1969-06-17 NL NL6909188A patent/NL6909188A/xx unknown
-
1970
- 1970-01-27 FR FR7002810A patent/FR2064056B1/fr not_active Expired
- 1970-01-30 DE DE19702004341 patent/DE2004341A1/de active Pending
- 1970-02-02 GB GB486770A patent/GB1302915A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2064056A1 (en:Method) | 1971-07-16 |
| DE2004341A1 (de) | 1970-12-23 |
| GB1302915A (en:Method) | 1973-01-10 |
| FR2064056B1 (en:Method) | 1974-05-03 |