NL7110043A - - Google Patents
Info
- Publication number
- NL7110043A NL7110043A NL7110043A NL7110043A NL7110043A NL 7110043 A NL7110043 A NL 7110043A NL 7110043 A NL7110043 A NL 7110043A NL 7110043 A NL7110043 A NL 7110043A NL 7110043 A NL7110043 A NL 7110043A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Building Environments (AREA)
- Ventilation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE10100/70A SE364356B (https=) | 1970-07-21 | 1970-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7110043A true NL7110043A (https=) | 1972-01-25 |
Family
ID=20291691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7110043A NL7110043A (https=) | 1970-07-21 | 1971-07-21 |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE770274A (https=) |
| CA (1) | CA939552A (https=) |
| CH (1) | CH527394A (https=) |
| CS (1) | CS164760B2 (https=) |
| FI (1) | FI55721C (https=) |
| FR (1) | FR2099505B1 (https=) |
| GB (1) | GB1361845A (https=) |
| NL (1) | NL7110043A (https=) |
| SE (1) | SE364356B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19754347A1 (de) * | 1997-11-25 | 1999-06-02 | I S E Ingenieurbuero Fuer Rege | Lüftungseinrichtung |
-
1970
- 1970-07-21 SE SE10100/70A patent/SE364356B/xx unknown
-
1971
- 1971-07-13 CA CA118,069A patent/CA939552A/en not_active Expired
- 1971-07-14 CS CS5184A patent/CS164760B2/cs unknown
- 1971-07-16 GB GB3357871A patent/GB1361845A/en not_active Expired
- 1971-07-20 BE BE770274A patent/BE770274A/xx unknown
- 1971-07-20 FI FI2053/71A patent/FI55721C/fi active
- 1971-07-20 CH CH1066571A patent/CH527394A/de unknown
- 1971-07-21 NL NL7110043A patent/NL7110043A/xx not_active Application Discontinuation
- 1971-07-21 FR FR717126642A patent/FR2099505B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE770274A (fr) | 1971-12-01 |
| FI55721B (fi) | 1979-05-31 |
| GB1361845A (en) | 1974-07-30 |
| DE2134795B2 (de) | 1973-06-20 |
| FR2099505B1 (https=) | 1973-06-29 |
| FI55721C (fi) | 1979-09-10 |
| CA939552A (en) | 1974-01-08 |
| CH527394A (de) | 1972-08-31 |
| CS164760B2 (https=) | 1975-11-28 |
| SE364356B (https=) | 1974-02-18 |
| DE2134795A1 (de) | 1972-01-27 |
| FR2099505A1 (https=) | 1972-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |