IT380615A - - Google Patents
Info
- Publication number
- IT380615A IT380615A IT380615DA IT380615A IT 380615 A IT380615 A IT 380615A IT 380615D A IT380615D A IT 380615DA IT 380615 A IT380615 A IT 380615A
- Authority
- IT
- Italy
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/08—Manufacture of mounts or stems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
- H01J19/50—Spacing members extending to the envelope
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/32—Seals for leading-in conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
- H01J2893/0005—Fixing of electrodes
- H01J2893/0008—Supply leads; Electrode supports via rigid connection to vessel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE215012X | 1939-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT380615A true IT380615A (OSRAM) |
Family
ID=5821754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT380615D IT380615A (OSRAM) | 1939-02-20 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE437792A (OSRAM) |
| CH (1) | CH215012A (OSRAM) |
| ES (1) | ES147929A1 (OSRAM) |
| FR (1) | FR863174A (OSRAM) |
| GB (1) | GB538197A (OSRAM) |
| IT (1) | IT380615A (OSRAM) |
| NL (1) | NL53246C (OSRAM) |
-
0
- NL NL53246D patent/NL53246C/xx active
- BE BE437792D patent/BE437792A/xx unknown
- IT IT380615D patent/IT380615A/it unknown
-
1940
- 1940-01-19 CH CH215012D patent/CH215012A/de unknown
- 1940-01-23 GB GB1384/40A patent/GB538197A/en not_active Expired
- 1940-01-31 FR FR863174D patent/FR863174A/fr not_active Expired
- 1940-02-03 ES ES0147929A patent/ES147929A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB538197A (en) | 1941-07-24 |
| FR863174A (fr) | 1941-03-25 |
| BE437792A (OSRAM) | |
| CH215012A (de) | 1941-05-31 |
| NL53246C (OSRAM) | |
| ES147929A1 (es) | 1941-10-01 |