NL65817C - - Google Patents
Info
- Publication number
- NL65817C NL65817C NL65817DA NL65817C NL 65817 C NL65817 C NL 65817C NL 65817D A NL65817D A NL 65817DA NL 65817 C NL65817 C NL 65817C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/22—Optical, image processing or photographic arrangements associated with the tube
- H01J37/224—Luminescent screens or photographic plates for imaging; Apparatus specially adapted therefor, e. g. cameras, TV-cameras, photographic equipment or exposure control; Optical subsystems specially adapted therefor, e. g. microscopes for observing image on luminescent screen
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Sealing Material Composition (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL634820X | 1946-08-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL65817C true NL65817C (nl) |
Family
ID=19788855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL65817D NL65817C (nl) | 1946-08-30 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR952560A (nl) |
GB (1) | GB634820A (nl) |
NL (1) | NL65817C (nl) |
-
0
- NL NL65817D patent/NL65817C/xx active
-
1947
- 1947-08-27 GB GB23676/47A patent/GB634820A/en not_active Expired
- 1947-08-28 FR FR952560D patent/FR952560A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR952560A (fr) | 1949-11-21 |
GB634820A (en) | 1950-03-29 |