FR828786A - Development of filter cartridges for gas masks - Google Patents

Development of filter cartridges for gas masks

Info

Publication number
FR828786A
FR828786A FR828786DA FR828786A FR 828786 A FR828786 A FR 828786A FR 828786D A FR828786D A FR 828786DA FR 828786 A FR828786 A FR 828786A
Authority
FR
France
Prior art keywords
development
filter cartridges
gas masks
masks
gas
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
Bourcey Emile Frederic
Bourcey Rene Isidore
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 FR828786A publication Critical patent/FR828786A/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)
FR828786D 1937-02-01 1937-02-01 Development of filter cartridges for gas masks Expired FR828786A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828786T 1937-02-01

Publications (1)

Publication Number Publication Date
FR828786A true FR828786A (en) 1938-05-30

Family

ID=9283893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828786D Expired FR828786A (en) 1937-02-01 1937-02-01 Development of filter cartridges for gas masks

Country Status (1)

Country Link
FR (1) FR828786A (en)

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