JPS639754Y2 - - Google Patents
Info
- Publication number
- JPS639754Y2 JPS639754Y2 JP1979007150U JP715079U JPS639754Y2 JP S639754 Y2 JPS639754 Y2 JP S639754Y2 JP 1979007150 U JP1979007150 U JP 1979007150U JP 715079 U JP715079 U JP 715079U JP S639754 Y2 JPS639754 Y2 JP S639754Y2
- Authority
- JP
- Japan
- Prior art keywords
- greenhouse
- ventilation window
- circuit
- electrical signals
- voltage
- 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
-
- 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
- Greenhouses (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979007150U JPS639754Y2 (enExample) | 1979-01-25 | 1979-01-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1979007150U JPS639754Y2 (enExample) | 1979-01-25 | 1979-01-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55108172U JPS55108172U (enExample) | 1980-07-29 |
| JPS639754Y2 true JPS639754Y2 (enExample) | 1988-03-23 |
Family
ID=28814632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1979007150U Expired JPS639754Y2 (enExample) | 1979-01-25 | 1979-01-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS639754Y2 (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2360314A2 (fr) * | 1976-08-06 | 1978-03-03 | Fabre Sa Pierre | Nouveaux vaccins perfectionnes a base de fractions ribosomales |
-
1979
- 1979-01-25 JP JP1979007150U patent/JPS639754Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55108172U (enExample) | 1980-07-29 |
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