NL53051C - - Google Patents
Info
- Publication number
- NL53051C NL53051C NL53051DA NL53051C NL 53051 C NL53051 C NL 53051C NL 53051D A NL53051D A NL 53051DA NL 53051 C NL53051 C NL 53051C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters
-
- 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
- H01J9/38—Exhausting, degassing, filling, or cleaning vessels
- H01J9/395—Filling vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE510413X | 1937-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL53051C true NL53051C (https=) |
Family
ID=6547437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL53051D NL53051C (https=) | 1937-11-15 |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR845287A (https=) |
| GB (1) | GB510413A (https=) |
| NL (1) | NL53051C (https=) |
-
0
- NL NL53051D patent/NL53051C/xx active
-
1938
- 1938-10-28 FR FR845287D patent/FR845287A/fr not_active Expired
- 1938-11-09 GB GB32505/38A patent/GB510413A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR845287A (fr) | 1939-08-17 |
| GB510413A (en) | 1939-08-01 |