BR7304859D0 - Um conduto permeavel de fluidos - Google Patents
Um conduto permeavel de fluidosInfo
- Publication number
- BR7304859D0 BR7304859D0 BR4859/73A BR485973A BR7304859D0 BR 7304859 D0 BR7304859 D0 BR 7304859D0 BR 4859/73 A BR4859/73 A BR 4859/73A BR 485973 A BR485973 A BR 485973A BR 7304859 D0 BR7304859 D0 BR 7304859D0
- Authority
- BR
- Brazil
- Prior art keywords
- permanible
- fluid conduct
- conduct
- fluid
- permanible fluid
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/005—Drainage conduits
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47064932A JPS4923910A (fr) | 1972-06-30 | 1972-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7304859D0 true BR7304859D0 (pt) | 1974-08-15 |
Family
ID=13272287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR4859/73A BR7304859D0 (pt) | 1972-06-30 | 1973-06-29 | Um conduto permeavel de fluidos |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS4923910A (fr) |
BE (1) | BE801707A (fr) |
BR (1) | BR7304859D0 (fr) |
ZA (1) | ZA734377B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59228223A (ja) * | 1983-06-09 | 1984-12-21 | Olympus Optical Co Ltd | アダプタ−レンズ |
JPH02158706A (ja) * | 1988-12-13 | 1990-06-19 | Dainippon Screen Mfg Co Ltd | 4群構成レンズ |
US6819893B2 (en) | 2002-04-24 | 2004-11-16 | Ricoh Company, Ltd. | Image forming apparatus and charging device |
JP2008003110A (ja) | 2006-06-20 | 2008-01-10 | Ricoh Co Ltd | 帯電装置、プロセスカートリッジ及び画像形成装置 |
-
1972
- 1972-06-30 JP JP47064932A patent/JPS4923910A/ja active Pending
-
1973
- 1973-06-27 ZA ZA734377A patent/ZA734377B/xx unknown
- 1973-06-29 BE BE132947A patent/BE801707A/fr not_active IP Right Cessation
- 1973-06-29 BR BR4859/73A patent/BR7304859D0/pt unknown
Also Published As
Publication number | Publication date |
---|---|
JPS4923910A (fr) | 1974-03-02 |
BE801707A (fr) | 1973-10-15 |
ZA734377B (en) | 1974-05-29 |
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