FR437567A - Incandescent electric lamp - Google Patents
Incandescent electric lampInfo
- Publication number
- FR437567A FR437567A FR437567DA FR437567A FR 437567 A FR437567 A FR 437567A FR 437567D A FR437567D A FR 437567DA FR 437567 A FR437567 A FR 437567A
- Authority
- FR
- France
- Prior art keywords
- electric lamp
- incandescent electric
- incandescent
- lamp
- electric
- Prior art date
- 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
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/20—Seals between parts of vessels
- H01J5/22—Vacuum-tight joints between parts of vessel
- H01J5/30—Vacuum-tight joints between parts of vessel using packing-material, e.g. sealing-liquid or elastic insert
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
- H01J2893/0047—Closure other than lamp base
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR437567T | 1911-11-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR437567A true FR437567A (en) | 1912-04-24 |
Family
ID=1479165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR437567D Expired FR437567A (en) | 1911-11-15 | 1911-11-15 | Incandescent electric lamp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR437567A (en) |
-
1911
- 1911-11-15 FR FR437567D patent/FR437567A/en not_active Expired
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