BE801707A - CONDUCT PERMEABLE TO LIQUIDS - Google Patents
CONDUCT PERMEABLE TO LIQUIDSInfo
- Publication number
- BE801707A BE801707A BE132947A BE132947A BE801707A BE 801707 A BE801707 A BE 801707A BE 132947 A BE132947 A BE 132947A BE 132947 A BE132947 A BE 132947A BE 801707 A BE801707 A BE 801707A
- Authority
- BE
- Belgium
- Prior art keywords
- permeable
- conduct
- liquids
- conduct permeable
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47064932A JPS4923910A (en) | 1972-06-30 | 1972-06-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE801707A true BE801707A (en) | 1973-10-15 |
Family
ID=13272287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE132947A BE801707A (en) | 1972-06-30 | 1973-06-29 | CONDUCT PERMEABLE TO LIQUIDS |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS4923910A (en) |
BE (1) | BE801707A (en) |
BR (1) | BR7304859D0 (en) |
ZA (1) | ZA734377B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59228223A (en) * | 1983-06-09 | 1984-12-21 | Olympus Optical Co Ltd | Adapter lens |
JPH02158706A (en) * | 1988-12-13 | 1990-06-19 | Dainippon Screen Mfg Co Ltd | Lens constituted of 4 groups |
US6819893B2 (en) | 2002-04-24 | 2004-11-16 | Ricoh Company, Ltd. | Image forming apparatus and charging device |
JP2008003110A (en) | 2006-06-20 | 2008-01-10 | Ricoh Co Ltd | Charger, process cartridge, and image forming apparatus |
-
1972
- 1972-06-30 JP JP47064932A patent/JPS4923910A/ja active Pending
-
1973
- 1973-06-27 ZA ZA734377A patent/ZA734377B/en unknown
- 1973-06-29 BR BR4859/73A patent/BR7304859D0/en unknown
- 1973-06-29 BE BE132947A patent/BE801707A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS4923910A (en) | 1974-03-02 |
ZA734377B (en) | 1974-05-29 |
BR7304859D0 (en) | 1974-08-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: TAKATA KOGYO CO. LTD Effective date: 19840629 |