BE504900A - - Google Patents
Info
- Publication number
- BE504900A BE504900A BE504900DA BE504900A BE 504900 A BE504900 A BE 504900A BE 504900D A BE504900D A BE 504900DA BE 504900 A BE504900 A BE 504900A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
- G03F7/022—Quinonediazides
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE290013X | 1949-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE504900A true BE504900A (en) |
Family
ID=6060015
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE504900D BE504900A (en) | 1949-07-30 | ||
| BE497206D BE497206A (en) | 1949-07-30 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE497206D BE497206A (en) | 1949-07-30 |
Country Status (5)
| Country | Link |
|---|---|
| BE (2) | BE497206A (en) |
| CH (2) | CH293149A (en) |
| FR (2) | FR1023412A (en) |
| GB (1) | GB699413A (en) |
| NL (3) | NL155087B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL230139A (en) * | 1957-08-03 | |||
| NL136645C (en) * | 1966-12-12 |
-
0
- NL NL76416D patent/NL76416C/xx active
- BE BE504900D patent/BE504900A/xx unknown
- NL NL7316815.A patent/NL163114B/en unknown
- NL NL717105721A patent/NL155087B/en unknown
- BE BE497206D patent/BE497206A/xx unknown
-
1950
- 1950-07-26 FR FR1023412D patent/FR1023412A/en not_active Expired
- 1950-07-28 GB GB18960/50A patent/GB699413A/en not_active Expired
- 1950-07-28 CH CH293149D patent/CH293149A/en unknown
- 1950-07-28 CH CH290013D patent/CH290013A/en unknown
-
1951
- 1951-08-01 FR FR62757D patent/FR62757E/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR62757E (en) | 1955-06-20 |
| CH293149A (en) | 1953-09-15 |
| CH290013A (en) | 1953-04-15 |
| NL155087B (en) | |
| NL163114B (en) | |
| BE497206A (en) | |
| GB699413A (en) | 1953-11-04 |
| FR1023412A (en) | 1953-03-18 |
| NL76416C (en) |