FR640810A - Filter box for gas mask - Google Patents

Filter box for gas mask

Info

Publication number
FR640810A
FR640810A FR640810DA FR640810A FR 640810 A FR640810 A FR 640810A FR 640810D A FR640810D A FR 640810DA FR 640810 A FR640810 A FR 640810A
Authority
FR
France
Prior art keywords
filter box
gas mask
mask
gas
box
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
Andre Boisset
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 FR640810A publication Critical patent/FR640810A/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)
FR640810D 1927-09-13 1927-09-13 Filter box for gas mask Expired FR640810A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR640810T 1927-09-13

Publications (1)

Publication Number Publication Date
FR640810A true FR640810A (en) 1928-07-23

Family

ID=8997694

Family Applications (1)

Application Number Title Priority Date Filing Date
FR640810D Expired FR640810A (en) 1927-09-13 1927-09-13 Filter box for gas mask

Country Status (1)

Country Link
FR (1) FR640810A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543556A (en) * 1948-05-15 1951-02-27 Edgar P Senne Filter unit for vacuum cleaners
US2575483A (en) * 1950-02-16 1951-11-20 Willson Products Inc Gas mask canister

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543556A (en) * 1948-05-15 1951-02-27 Edgar P Senne Filter unit for vacuum cleaners
US2575483A (en) * 1950-02-16 1951-11-20 Willson Products Inc Gas mask canister

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