DE174393C - - Google Patents
Info
- Publication number
- DE174393C DE174393C DENDAT174393D DE174393DA DE174393C DE 174393 C DE174393 C DE 174393C DE NDAT174393 D DENDAT174393 D DE NDAT174393D DE 174393D A DE174393D A DE 174393DA DE 174393 C DE174393 C DE 174393C
- Authority
- DE
- Germany
- Prior art keywords
- incandescent lamps
- held together
- base
- electrical
- several
- 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.)
- Active
Links
- 239000011521 glass Substances 0.000 claims description 2
- 235000014443 Pyrus communis Nutrition 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K9/00—Lamps having two or more incandescent bodies separately heated
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE174393C true DE174393C (enrdf_load_stackoverflow) |
Family
ID=439132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT174393D Active DE174393C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE174393C (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2994006A (en) * | 1958-09-04 | 1961-07-25 | Astivia Lorenzo | Anti-glare head lights of two sections forming one unit |
| EP0774619A1 (de) * | 1995-11-20 | 1997-05-21 | Heraeus Med GmbH | Medizinische Leuchte mit zusammengesetzter Strahlereinheit |
-
0
- DE DENDAT174393D patent/DE174393C/de active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2994006A (en) * | 1958-09-04 | 1961-07-25 | Astivia Lorenzo | Anti-glare head lights of two sections forming one unit |
| EP0774619A1 (de) * | 1995-11-20 | 1997-05-21 | Heraeus Med GmbH | Medizinische Leuchte mit zusammengesetzter Strahlereinheit |
| US5800051A (en) * | 1995-11-20 | 1998-09-01 | Heraeus Med Gmbh | Medical lamp with multi-component projector unit |
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