FR542531A - Cone vacuum cleaner - Google Patents

Cone vacuum cleaner

Info

Publication number
FR542531A
FR542531A FR542531DA FR542531A FR 542531 A FR542531 A FR 542531A FR 542531D A FR542531D A FR 542531DA FR 542531 A FR542531 A FR 542531A
Authority
FR
France
Prior art keywords
vacuum cleaner
cone vacuum
cone
cleaner
vacuum
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
Paul-Victor Pierson
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 FR542531A publication Critical patent/FR542531A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L17/00—Inducing draught; Tops for chimneys or ventilating shafts; Terminals for flues
    • F23L17/02—Tops for chimneys or ventilating shafts; Terminals for flues

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR542531D 1921-10-18 1921-10-18 Cone vacuum cleaner Expired FR542531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR542531T 1921-10-18

Publications (1)

Publication Number Publication Date
FR542531A true FR542531A (en) 1922-08-16

Family

ID=8930943

Family Applications (1)

Application Number Title Priority Date Filing Date
FR542531D Expired FR542531A (en) 1921-10-18 1921-10-18 Cone vacuum cleaner

Country Status (1)

Country Link
FR (1) FR542531A (en)

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