NL7005140A - - Google Patents
Info
- Publication number
- NL7005140A NL7005140A NL7005140A NL7005140A NL7005140A NL 7005140 A NL7005140 A NL 7005140A NL 7005140 A NL7005140 A NL 7005140A NL 7005140 A NL7005140 A NL 7005140A NL 7005140 A NL7005140 A NL 7005140A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/23—Photochromic filters
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
- G03C1/732—Leuco dyes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Optical Filters (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81495569A | 1969-04-10 | 1969-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7005140A true NL7005140A (xx) | 1970-10-13 |
Family
ID=25216452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7005140A NL7005140A (xx) | 1969-04-10 | 1970-04-10 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3660299A (xx) |
| JP (1) | JPS4936619B1 (xx) |
| CA (1) | CA926606A (xx) |
| DE (1) | DE2016972A1 (xx) |
| FR (1) | FR2064039B1 (xx) |
| GB (1) | GB1245566A (xx) |
| IL (1) | IL34248A (xx) |
| NL (1) | NL7005140A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102617492A (zh) * | 2012-02-28 | 2012-08-01 | 武汉工程大学 | 健那绿b的合成方法 |
| CN102618064B (zh) * | 2012-02-28 | 2014-04-30 | 武汉工程大学 | 一种健那绿b的合成工艺 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6407696A (xx) * | 1963-12-23 | 1965-06-24 | ||
| US3390933A (en) * | 1964-11-25 | 1968-07-02 | American Optical Corp | Variable density light transmitting device |
-
1969
- 1969-04-10 US US814955A patent/US3660299A/en not_active Expired - Lifetime
-
1970
- 1970-04-06 IL IL34248A patent/IL34248A/xx unknown
- 1970-04-06 DE DE19702016972 patent/DE2016972A1/de not_active Withdrawn
- 1970-04-07 CA CA079442A patent/CA926606A/en not_active Expired
- 1970-04-07 GB GB06406/70A patent/GB1245566A/en not_active Expired
- 1970-04-09 JP JP45029829A patent/JPS4936619B1/ja active Pending
- 1970-04-10 FR FR7012928A patent/FR2064039B1/fr not_active Expired
- 1970-04-10 NL NL7005140A patent/NL7005140A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1245566A (en) | 1971-09-08 |
| JPS4936619B1 (xx) | 1974-10-02 |
| DE2016972A1 (de) | 1970-10-15 |
| CA926606A (en) | 1973-05-22 |
| US3660299A (en) | 1972-05-02 |
| IL34248A0 (en) | 1970-06-17 |
| IL34248A (en) | 1972-12-29 |
| FR2064039B1 (xx) | 1974-08-09 |
| FR2064039A1 (xx) | 1971-07-16 |