BE349845A - - Google Patents
Info
- Publication number
- BE349845A BE349845A BE349845DA BE349845A BE 349845 A BE349845 A BE 349845A BE 349845D A BE349845D A BE 349845DA BE 349845 A BE349845 A BE 349845A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL287563X | 1927-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE349845A true BE349845A (en:Method) |
Family
ID=19782600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE349845D BE349845A (en:Method) | 1927-03-25 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE349845A (en:Method) |
| DE (1) | DE494944C (en:Method) |
| FR (1) | FR651059A (en:Method) |
| GB (1) | GB287563A (en:Method) |
| NL (1) | NL22482C (en:Method) |
-
0
- BE BE349845D patent/BE349845A/xx unknown
- NL NL22482D patent/NL22482C/xx active
-
1928
- 1928-03-13 DE DEN28564D patent/DE494944C/de not_active Expired
- 1928-03-19 GB GB8332/28A patent/GB287563A/en not_active Expired
- 1928-03-20 FR FR651059D patent/FR651059A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB287563A (en) | 1928-08-30 |
| NL22482C (en:Method) | 1929-03-15 |
| FR651059A (fr) | 1929-02-14 |
| DE494944C (de) | 1930-03-31 |