IT500374A - - Google Patents
Info
- Publication number
- IT500374A IT500374A IT500374DA IT500374A IT 500374 A IT500374 A IT 500374A IT 500374D A IT500374D A IT 500374DA IT 500374 A IT500374 A IT 500374A
- Authority
- IT
- Italy
Links
Classifications
-
- 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
- H01J9/40—Closing vessels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL726097X | 1952-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT500374A true IT500374A (en:Method) |
Family
ID=19817815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT500374D IT500374A (en:Method) | 1952-03-15 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE518456A (en:Method) |
| FR (1) | FR1080573A (en:Method) |
| GB (1) | GB726097A (en:Method) |
| IT (1) | IT500374A (en:Method) |
| NL (1) | NL168151C (en:Method) |
-
0
- BE BE518456D patent/BE518456A/xx unknown
- IT IT500374D patent/IT500374A/it unknown
- NL NLAANVRAGE7203864,A patent/NL168151C/xx active
-
1953
- 1953-03-12 GB GB6827/53A patent/GB726097A/en not_active Expired
- 1953-03-13 FR FR1080573D patent/FR1080573A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1080573A (fr) | 1954-12-10 |
| BE518456A (en:Method) | |
| GB726097A (en) | 1955-03-16 |
| NL168151C (nl) |