FR523133A - Perfectionnements aux ventilateurs - Google Patents

Perfectionnements aux ventilateurs

Info

Publication number
FR523133A
FR523133A FR523133A FR523133DA FR523133A FR 523133 A FR523133 A FR 523133A FR 523133 A FR523133 A FR 523133A FR 523133D A FR523133D A FR 523133DA FR 523133 A FR523133 A FR 523133A
Authority
FR
France
Prior art keywords
fan
fan improvements
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
FR523133A
Other languages
English (en)
Inventor
William H Cheppu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WILLIAM H CHEPPU
Original Assignee
WILLIAM H CHEPPU
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 by WILLIAM H CHEPPU filed Critical WILLIAM H CHEPPU
Application granted granted Critical
Publication of FR523133A publication Critical patent/FR523133A/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
    • F24F7/007—Ventilation with forced flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR523133A 1920-08-27 1920-08-27 Perfectionnements aux ventilateurs Expired FR523133A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR523133T 1920-08-27

Publications (1)

Publication Number Publication Date
FR523133A true FR523133A (fr) 1921-08-12

Family

ID=8918386

Family Applications (1)

Application Number Title Priority Date Filing Date
FR523133A Expired FR523133A (fr) 1920-08-27 1920-08-27 Perfectionnements aux ventilateurs

Country Status (1)

Country Link
FR (1) FR523133A (fr)

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