FR817037A - Improvements to stale air purifiers - Google Patents

Improvements to stale air purifiers

Info

Publication number
FR817037A
FR817037A FR817037DA FR817037A FR 817037 A FR817037 A FR 817037A FR 817037D A FR817037D A FR 817037DA FR 817037 A FR817037 A FR 817037A
Authority
FR
France
Prior art keywords
air purifiers
stale air
stale
purifiers
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
Fernand Gauchard
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 FR817037A publication Critical patent/FR817037A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR817037D 1936-04-06 1936-04-06 Improvements to stale air purifiers Expired FR817037A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR817037T 1936-04-06

Publications (1)

Publication Number Publication Date
FR817037A true FR817037A (en) 1937-08-24

Family

ID=9268091

Family Applications (1)

Application Number Title Priority Date Filing Date
FR817037D Expired FR817037A (en) 1936-04-06 1936-04-06 Improvements to stale air purifiers

Country Status (1)

Country Link
FR (1) FR817037A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619479A1 (en) * 1986-06-10 1987-12-17 Draegerwerk Ag FILTER HOUSING FOR RESPIRATORY MASKS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3619479A1 (en) * 1986-06-10 1987-12-17 Draegerwerk Ag FILTER HOUSING FOR RESPIRATORY MASKS

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