FR512397A - Ventilateur de poche perfectionné - Google Patents

Ventilateur de poche perfectionné

Info

Publication number
FR512397A
FR512397A FR512397A FR512397DA FR512397A FR 512397 A FR512397 A FR 512397A FR 512397 A FR512397 A FR 512397A FR 512397D A FR512397D A FR 512397DA FR 512397 A FR512397 A FR 512397A
Authority
FR
France
Prior art keywords
advanced
pocket fan
fan
advanced pocket
pocket
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
FR512397A
Other languages
English (en)
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.)
CELLULOID SOC IND DE
Original Assignee
CELLULOID SOC IND DE
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 CELLULOID SOC IND DE filed Critical CELLULOID SOC IND DE
Application granted granted Critical
Publication of FR512397A publication Critical patent/FR512397A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans
    • F04D25/086—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans hand operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR512397A 1920-03-26 1920-03-26 Ventilateur de poche perfectionné Expired FR512397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR512397T 1920-03-26

Publications (1)

Publication Number Publication Date
FR512397A true FR512397A (fr) 1921-01-21

Family

ID=8912913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR512397A Expired FR512397A (fr) 1920-03-26 1920-03-26 Ventilateur de poche perfectionné

Country Status (1)

Country Link
FR (1) FR512397A (fr)

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