BE374146A - - Google Patents
Info
- Publication number
- BE374146A BE374146A BE374146DA BE374146A BE 374146 A BE374146 A BE 374146A BE 374146D A BE374146D A BE 374146DA BE 374146 A BE374146 A BE 374146A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1688777X | 1926-12-21 | ||
| NL359712X | 1929-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE374146A true BE374146A (is") |
Family
ID=26643676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE374146D BE374146A (is") | 1926-12-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1688777A (is") |
| BE (1) | BE374146A (is") |
| DE (1) | DE535089C (is") |
| FR (1) | FR703655A (is") |
| GB (1) | GB359712A (is") |
-
0
- BE BE374146D patent/BE374146A/xx unknown
-
1927
- 1927-11-04 US US231130A patent/US1688777A/en not_active Expired - Lifetime
-
1929
- 1929-11-27 DE DEN31212D patent/DE535089C/de not_active Expired
-
1930
- 1930-10-13 FR FR703655D patent/FR703655A/fr not_active Expired
- 1930-10-23 GB GB31876/30A patent/GB359712A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1688777A (en) | 1928-10-23 |
| GB359712A (en) | 1931-10-29 |
| FR703655A (fr) | 1931-05-04 |
| DE535089C (de) | 1931-10-05 |