FR684050A - Improvements to fans and similar devices - Google Patents

Improvements to fans and similar devices

Info

Publication number
FR684050A
FR684050A FR684050DA FR684050A FR 684050 A FR684050 A FR 684050A FR 684050D A FR684050D A FR 684050DA FR 684050 A FR684050 A FR 684050A
Authority
FR
France
Prior art keywords
fans
similar devices
similar
devices
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
Other languages
French (fr)
Inventor
Mykas Adamcikas
Giuseppe Massera
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 FR684050A publication Critical patent/FR684050A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR684050D 1928-11-01 1929-10-29 Improvements to fans and similar devices Expired FR684050A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB684050X 1928-11-01

Publications (1)

Publication Number Publication Date
FR684050A true FR684050A (en) 1930-06-20

Family

ID=10492675

Family Applications (1)

Application Number Title Priority Date Filing Date
FR684050D Expired FR684050A (en) 1928-11-01 1929-10-29 Improvements to fans and similar devices

Country Status (1)

Country Link
FR (1) FR684050A (en)

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