BE302977A - - Google Patents
Info
- Publication number
- BE302977A BE302977A BE302977DA BE302977A BE 302977 A BE302977 A BE 302977A BE 302977D A BE302977D A BE 302977DA BE 302977 A BE302977 A BE 302977A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
- H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
- H01K1/325—Reflecting coating
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE344611X | 1929-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE302977A true BE302977A (ja�@�@) |
Family
ID=3868075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE302977D BE302977A (ja�@�@) | 1929-08-09 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE302977A (ja�@�@) |
| GB (1) | GB344611A (ja�@�@) |
-
0
- BE BE302977D patent/BE302977A/xx unknown
-
1930
- 1930-01-29 GB GB3071/30A patent/GB344611A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB344611A (en) | 1931-03-12 |