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
Application number
JP1979007150U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55108172U (fr
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1979007150U priority Critical patent/JPS639754Y2/ja
Publication of JPS55108172U publication Critical patent/JPS55108172U/ja
Application granted granted Critical
Publication of JPS639754Y2 publication Critical patent/JPS639754Y2/ja
Expired legal-status Critical Current

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)
JP1979007150U 1979-01-25 1979-01-25 Expired JPS639754Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979007150U JPS639754Y2 (fr) 1979-01-25 1979-01-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979007150U JPS639754Y2 (fr) 1979-01-25 1979-01-25

Publications (2)

Publication Number Publication Date
JPS55108172U JPS55108172U (fr) 1980-07-29
JPS639754Y2 true JPS639754Y2 (fr) 1988-03-23

Family

ID=28814632

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979007150U Expired JPS639754Y2 (fr) 1979-01-25 1979-01-25

Country Status (1)

Country Link
JP (1) JPS639754Y2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320418A (en) * 1976-08-06 1978-02-24 Fabre Sa Pierre Vaccine not containing cell

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5320418A (en) * 1976-08-06 1978-02-24 Fabre Sa Pierre Vaccine not containing cell

Also Published As

Publication number Publication date
JPS55108172U (fr) 1980-07-29

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