FR632665A - - Google Patents
Info
- Publication number
- FR632665A FR632665A FR632665DA FR632665A FR 632665 A FR632665 A FR 632665A FR 632665D A FR632665D A FR 632665DA FR 632665 A FR632665 A FR 632665A
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/26—Screens; Filters
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR632665A true FR632665A (en) | 1928-01-13 |
Family
ID=1541738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR632665D Expired FR632665A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR632665A (en) |
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0
- FR FR632665D patent/FR632665A/fr not_active Expired