BE429127A - - Google Patents
Info
- Publication number
- BE429127A BE429127A BE429127DA BE429127A BE 429127 A BE429127 A BE 429127A BE 429127D A BE429127D A BE 429127DA BE 429127 A BE429127 A BE 429127A
- Authority
- BE
- Belgium
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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Threshing Machine Elements (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB19403/37A GB498827A (en) | 1937-07-13 | 1937-07-13 | Improvements relating to electric incandescent lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE429127A true BE429127A (de) |
Family
ID=10128767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE429127D BE429127A (de) | 1937-07-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2145157A (de) |
| BE (1) | BE429127A (de) |
| DE (1) | DE681139C (de) |
| GB (1) | GB498827A (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3408719A (en) * | 1965-11-08 | 1968-11-05 | Gen Electric | Method of assembling lamp filament and support structure |
| US3685880A (en) * | 1970-07-06 | 1972-08-22 | Gen Electric | Manufacture of lamps of the compact arc discharge type |
| US3900237A (en) * | 1973-08-09 | 1975-08-19 | Gte Sylvania Inc | Method of making arch shaped arc tube |
-
0
- BE BE429127D patent/BE429127A/xx unknown
-
1937
- 1937-07-13 GB GB19403/37A patent/GB498827A/en not_active Expired
-
1938
- 1938-06-20 US US214824A patent/US2145157A/en not_active Expired - Lifetime
- 1938-07-13 DE DEP77606D patent/DE681139C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2145157A (en) | 1939-01-24 |
| DE681139C (de) | 1939-09-15 |
| GB498827A (en) | 1939-01-13 |