FR656509A - Improvements to air pumps - Google Patents

Improvements to air pumps

Info

Publication number
FR656509A
FR656509A FR656509DA FR656509A FR 656509 A FR656509 A FR 656509A FR 656509D A FR656509D A FR 656509DA FR 656509 A FR656509 A FR 656509A
Authority
FR
France
Prior art keywords
air pumps
pumps
air
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 Viet
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 FR656509A publication Critical patent/FR656509A/en
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
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B33/00—Pumps actuated by muscle power, e.g. for inflating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
FR656509D 1927-11-09 1927-11-09 Improvements to air pumps Expired FR656509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR656509T 1927-11-09

Publications (1)

Publication Number Publication Date
FR656509A true FR656509A (en) 1929-05-08

Family

ID=9007816

Family Applications (1)

Application Number Title Priority Date Filing Date
FR656509D Expired FR656509A (en) 1927-11-09 1927-11-09 Improvements to air pumps

Country Status (1)

Country Link
FR (1) FR656509A (en)

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