FR747669A - - Google Patents
Info
- Publication number
- FR747669A FR747669A FR747669DA FR747669A FR 747669 A FR747669 A FR 747669A FR 747669D A FR747669D A FR 747669DA FR 747669 A FR747669 A FR 747669A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01K3/16—Joining of caps to vessel
-
- 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
- H01J5/40—End-disc seals, e.g. flat header
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
- H01J2893/0034—Lamp bases
- H01J2893/0035—Lamp bases shaped as flat plates, in particular metallic
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB218833A GB418648A (en) | 1933-01-23 | 1933-01-23 | Improvements in and relating to electric lamps and similar articles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR747669A true FR747669A (xx) | 1933-06-22 |
Family
ID=9735119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR747669D Expired FR747669A (xx) | 1933-01-23 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR747669A (xx) |
| GB (1) | GB418648A (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1030455B (de) * | 1951-05-25 | 1958-05-22 | British Thomson Houston Co Ltd | Elektrische Gluehlampe fuer Scheinwerfer |
-
0
- FR FR747669D patent/FR747669A/fr not_active Expired
-
1933
- 1933-01-23 GB GB218833A patent/GB418648A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1030455B (de) * | 1951-05-25 | 1958-05-22 | British Thomson Houston Co Ltd | Elektrische Gluehlampe fuer Scheinwerfer |
Also Published As
| Publication number | Publication date |
|---|---|
| GB418648A (en) | 1934-10-29 |