FR826055A - Improvement in filter cartridges - Google Patents

Improvement in filter cartridges

Info

Publication number
FR826055A
FR826055A FR826055DA FR826055A FR 826055 A FR826055 A FR 826055A FR 826055D A FR826055D A FR 826055DA FR 826055 A FR826055 A FR 826055A
Authority
FR
France
Prior art keywords
improvement
filter cartridges
cartridges
filter
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
Marcel Adrien Armand Albert
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 FR826055A publication Critical patent/FR826055A/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)
FR826055D 1937-08-27 1937-08-27 Improvement in filter cartridges Expired FR826055A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR826055T 1937-08-27

Publications (1)

Publication Number Publication Date
FR826055A true FR826055A (en) 1938-03-22

Family

ID=9282648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR826055D Expired FR826055A (en) 1937-08-27 1937-08-27 Improvement in filter cartridges

Country Status (1)

Country Link
FR (1) FR826055A (en)

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