FR445198A - Filament shaping improvements for incandescent lamps - Google Patents
Filament shaping improvements for incandescent lampsInfo
- Publication number
- FR445198A FR445198A FR445198A FR445198DA FR445198A FR 445198 A FR445198 A FR 445198A FR 445198 A FR445198 A FR 445198A FR 445198D A FR445198D A FR 445198DA FR 445198 A FR445198 A FR 445198A
- Authority
- FR
- France
- Prior art keywords
- incandescent lamps
- filament shaping
- filament
- shaping
- incandescent
- 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
- H01K3/02—Manufacture of incandescent bodies
- H01K3/04—Machines therefor
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US191119047XA | 1911-05-31 | 1911-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR445198A true FR445198A (en) | 1912-11-05 |
Family
ID=32596775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR445198A Expired FR445198A (en) | 1911-05-31 | 1912-05-30 | Filament shaping improvements for incandescent lamps |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR445198A (en) |
GB (1) | GB191119047A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103706732B (en) * | 2013-12-30 | 2015-12-30 | 锦州华光电子管有限公司 | Broken line type filament cold machining molding process |
-
1911
- 1911-08-24 GB GB191119047D patent/GB191119047A/en not_active Expired
-
1912
- 1912-05-30 FR FR445198A patent/FR445198A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB191119047A (en) | 1912-02-15 |
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