DE722230C - Greenhouse with a hollow roof rung - Google Patents
Greenhouse with a hollow roof rungInfo
- Publication number
- DE722230C DE722230C DEH161654D DEH0161654D DE722230C DE 722230 C DE722230 C DE 722230C DE H161654 D DEH161654 D DE H161654D DE H0161654 D DEH0161654 D DE H0161654D DE 722230 C DE722230 C DE 722230C
- Authority
- DE
- Germany
- Prior art keywords
- greenhouse
- rung
- rungs
- hollow roof
- groups
- 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.)
- Expired
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
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/246—Air-conditioning systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
Description
Hierzu ι Blatt ZeichnungenFor this purpose ι sheet of drawings
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEH161654D DE722230C (en) | 1940-02-17 | 1940-02-17 | Greenhouse with a hollow roof rung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEH161654D DE722230C (en) | 1940-02-17 | 1940-02-17 | Greenhouse with a hollow roof rung |
Publications (1)
Publication Number | Publication Date |
---|---|
DE722230C true DE722230C (en) | 1942-07-04 |
Family
ID=7183494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEH161654D Expired DE722230C (en) | 1940-02-17 | 1940-02-17 | Greenhouse with a hollow roof rung |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE722230C (en) |
-
1940
- 1940-02-17 DE DEH161654D patent/DE722230C/en not_active Expired
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