AT328562B - STREET TUNNEL - Google Patents
STREET TUNNELInfo
- Publication number
- AT328562B AT328562B AT924970A AT924970A AT328562B AT 328562 B AT328562 B AT 328562B AT 924970 A AT924970 A AT 924970A AT 924970 A AT924970 A AT 924970A AT 328562 B AT328562 B AT 328562B
- Authority
- AT
- Austria
- Prior art keywords
- street
- tunnel
- street tunnel
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1683969A CH494919A (en) | 1969-11-12 | 1969-11-12 | Luminaire, especially for road tunnels |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA924970A ATA924970A (en) | 1975-06-15 |
AT328562B true AT328562B (en) | 1976-03-25 |
Family
ID=4420666
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT924970A AT328562B (en) | 1969-11-12 | 1970-10-14 | STREET TUNNEL |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT328562B (en) |
CH (1) | CH494919A (en) |
DE (1) | DE2050934A1 (en) |
FR (1) | FR2068940A5 (en) |
GB (1) | GB1328277A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69311583T2 (en) * | 1992-03-16 | 1998-01-08 | Philips Electronics Nv | lamp |
EP0864807B1 (en) * | 1997-02-14 | 2006-08-30 | Koninklijke Philips Electronics N.V. | Street lighting luminaire |
-
1969
- 1969-11-12 CH CH1683969A patent/CH494919A/en not_active IP Right Cessation
-
1970
- 1970-10-14 AT AT924970A patent/AT328562B/en not_active IP Right Cessation
- 1970-10-16 DE DE19702050934 patent/DE2050934A1/en active Pending
- 1970-11-03 FR FR7039518A patent/FR2068940A5/fr not_active Expired
- 1970-11-05 GB GB5269970A patent/GB1328277A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2068940A5 (en) | 1971-09-03 |
CH494919A (en) | 1970-08-15 |
DE2050934A1 (en) | 1971-05-19 |
GB1328277A (en) | 1973-08-30 |
ATA924970A (en) | 1975-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |