FR778682A - Filtre à air - Google Patents

Filtre à air

Info

Publication number
FR778682A
FR778682A FR778682DA FR778682A FR 778682 A FR778682 A FR 778682A FR 778682D A FR778682D A FR 778682DA FR 778682 A FR778682 A FR 778682A
Authority
FR
France
Prior art keywords
air filter
filter
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
English (en)
Inventor
Armand Poelman
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.)
R SCHNEIDER ETS
Original Assignee
R SCHNEIDER ETS
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 R SCHNEIDER ETS filed Critical R SCHNEIDER ETS
Application granted granted Critical
Publication of FR778682A publication Critical patent/FR778682A/fr
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)
FR778682D 1933-12-02 1933-12-02 Filtre à air Expired FR778682A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR778682T 1933-12-02

Publications (1)

Publication Number Publication Date
FR778682A true FR778682A (fr) 1935-03-22

Family

ID=9202276

Family Applications (1)

Application Number Title Priority Date Filing Date
FR778682D Expired FR778682A (fr) 1933-12-02 1933-12-02 Filtre à air

Country Status (1)

Country Link
FR (1) FR778682A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4422861A (en) * 1982-02-05 1983-12-27 American Optical Corporation Aerosol filter cartridge

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4422861A (en) * 1982-02-05 1983-12-27 American Optical Corporation Aerosol filter cartridge

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