FR1552670A - - Google Patents

Info

Publication number
FR1552670A
FR1552670A FR1552670DA FR1552670A FR 1552670 A FR1552670 A FR 1552670A FR 1552670D A FR1552670D A FR 1552670DA FR 1552670 A FR1552670 A FR 1552670A
Authority
FR
France
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
Other languages
French (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
Application granted granted Critical
Publication of FR1552670A publication Critical patent/FR1552670A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F7/00—Ventilation
    • F24F7/02—Roof ventilation
    • F24F7/025—Roof ventilation with forced air circulation by means of a built-in ventilator
FR1552670D 1967-06-29 1968-02-02 Expired FR1552670A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEL0056869 1967-06-29

Publications (1)

Publication Number Publication Date
FR1552670A true FR1552670A (en) 1969-01-03

Family

ID=7278109

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1552670D Expired FR1552670A (en) 1967-06-29 1968-02-02

Country Status (1)

Country Link
FR (1) FR1552670A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437580A1 (en) * 1978-07-26 1980-04-25 Mercier Jean Air conditioning for livestock rearing building - comprises chimney with central discharge flue and lateral inlet flues

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2437580A1 (en) * 1978-07-26 1980-04-25 Mercier Jean Air conditioning for livestock rearing building - comprises chimney with central discharge flue and lateral inlet flues

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Legal Events

Date Code Title Description
ST Notification of lapse