FR2144378A5 - - Google Patents
Info
- Publication number
- FR2144378A5 FR2144378A5 FR7223513A FR7223513A FR2144378A5 FR 2144378 A5 FR2144378 A5 FR 2144378A5 FR 7223513 A FR7223513 A FR 7223513A FR 7223513 A FR7223513 A FR 7223513A FR 2144378 A5 FR2144378 A5 FR 2144378A5
- 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
- H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
-
- 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
- H01K3/22—Exhausting, degassing, filling, or cleaning vessels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Discharge Lamp (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15843571A | 1971-06-30 | 1971-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2144378A5 true FR2144378A5 (enExample) | 1973-02-09 |
Family
ID=22568104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7223513A Expired FR2144378A5 (enExample) | 1971-06-30 | 1972-06-29 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3707643A (enExample) |
| BE (1) | BE785568A (enExample) |
| CA (1) | CA926914A (enExample) |
| DE (1) | DE2231553A1 (enExample) |
| FR (1) | FR2144378A5 (enExample) |
| GB (2) | GB1367031A (enExample) |
| IT (1) | IT956986B (enExample) |
| NL (1) | NL7208340A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3471391B2 (ja) * | 1993-06-30 | 2003-12-02 | 林原 健 | 新規白熱電球とその用途 |
| US20250052083A1 (en) * | 2023-08-07 | 2025-02-13 | Solomon Thomson | Pool filling apparatus |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3091718A (en) * | 1960-07-08 | 1963-05-28 | Duro Test Corp | Constant lumen maintenance lamp |
| JPS4826632B1 (enExample) * | 1968-12-27 | 1973-08-13 |
-
1971
- 1971-06-30 US US158435A patent/US3707643A/en not_active Expired - Lifetime
-
1972
- 1972-05-18 CA CA142454A patent/CA926914A/en not_active Expired
- 1972-05-31 GB GB2536672A patent/GB1367031A/en not_active Expired
- 1972-05-31 GB GB5628373A patent/GB1367032A/en not_active Expired
- 1972-06-19 NL NL7208340A patent/NL7208340A/xx unknown
- 1972-06-28 DE DE2231553A patent/DE2231553A1/de active Pending
- 1972-06-29 FR FR7223513A patent/FR2144378A5/fr not_active Expired
- 1972-06-29 BE BE785568A patent/BE785568A/xx unknown
- 1972-06-30 IT IT26447/72A patent/IT956986B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| IT956986B (it) | 1973-10-10 |
| GB1367031A (en) | 1974-09-18 |
| US3707643A (en) | 1972-12-26 |
| DE2231553A1 (de) | 1973-01-11 |
| CA926914A (en) | 1973-05-22 |
| BE785568A (fr) | 1972-12-29 |
| GB1367032A (en) | 1974-09-18 |
| NL7208340A (enExample) | 1973-01-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |