FR371778A - - Google Patents
Info
- Publication number
- FR371778A FR371778A FR371778DA FR371778A FR 371778 A FR371778 A FR 371778A FR 371778D A FR371778D A FR 371778DA FR 371778 A FR371778 A FR 371778A
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR371778T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR371778A true FR371778A (cs) |
Family
ID=8894727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR371778D Active FR371778A (cs) |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE180107C (cs) |
| FR (1) | FR371778A (cs) |
-
0
- FR FR371778D patent/FR371778A/fr active Active
-
1906
- 1906-01-16 DE DE1906180107D patent/DE180107C/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE180107C (cs) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE180107C (cs) |