FR686985A - Light tube and process for its manufacture - Google Patents
Light tube and process for its manufactureInfo
- Publication number
- FR686985A FR686985A FR686985DA FR686985A FR 686985 A FR686985 A FR 686985A FR 686985D A FR686985D A FR 686985DA FR 686985 A FR686985 A FR 686985A
- Authority
- FR
- France
- Prior art keywords
- manufacture
- light tube
- tube
- light
- 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
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/08—Manufacture of mounts or stems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/18—Mountings or supports for the incandescent body
- H01K1/24—Mounts for lamps with connections at opposite ends, e.g. for tubular lamp
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE339513X | 1929-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR686985A true FR686985A (en) | 1930-08-01 |
Family
ID=6223712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR686985D Expired FR686985A (en) | 1929-10-25 | 1929-12-20 | Light tube and process for its manufacture |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR686985A (en) |
GB (1) | GB339513A (en) |
-
1929
- 1929-12-20 FR FR686985D patent/FR686985A/en not_active Expired
- 1929-12-23 GB GB39333/29A patent/GB339513A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB339513A (en) | 1930-12-11 |
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