PL81750B2 - - Google Patents

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Publication number
PL81750B2
PL81750B2 PL16405873A PL16405873A PL81750B2 PL 81750 B2 PL81750 B2 PL 81750B2 PL 16405873 A PL16405873 A PL 16405873A PL 16405873 A PL16405873 A PL 16405873A PL 81750 B2 PL81750 B2 PL 81750B2
Authority
PL
Poland
Prior art keywords
gear
windows
ventilation
greenhouse
lifting units
Prior art date
Application number
PL16405873A
Other languages
English (en)
Polish (pl)
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 PL16405873A priority Critical patent/PL81750B2/pl
Publication of PL81750B2 publication Critical patent/PL81750B2/pl

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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

  • Power-Operated Mechanisms For Wings (AREA)
PL16405873A 1973-07-13 1973-07-13 PL81750B2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL16405873A PL81750B2 (en:Method) 1973-07-13 1973-07-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL16405873A PL81750B2 (en:Method) 1973-07-13 1973-07-13

Publications (1)

Publication Number Publication Date
PL81750B2 true PL81750B2 (en:Method) 1975-08-30

Family

ID=19963453

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16405873A PL81750B2 (en:Method) 1973-07-13 1973-07-13

Country Status (1)

Country Link
PL (1) PL81750B2 (en:Method)

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