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FR831668A - Masque à gaz perfectionné - Google Patents

Masque à gaz perfectionné

Info

Publication number
FR831668A
FR831668A FR831668DA FR831668A FR 831668 A FR831668 A FR 831668A FR 831668D A FR831668D A FR 831668DA FR 831668 A FR831668 A FR 831668A
Authority
FR
France
Prior art keywords
gas mask
advanced gas
advanced
mask
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
English (en)
Inventor
Emile Frederic Bourcey
Rene Isidore Bourcey
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 FR831668A publication Critical patent/FR831668A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/04—Couplings; Supporting frames

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR831668D 1937-04-16 1937-04-16 Masque à gaz perfectionné Expired FR831668A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR831668T 1937-04-16

Publications (1)

Publication Number Publication Date
FR831668A true FR831668A (fr) 1938-09-12

Family

ID=9293330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831668D Expired FR831668A (fr) 1937-04-16 1937-04-16 Masque à gaz perfectionné

Country Status (1)

Country Link
FR (1) FR831668A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4961420A (en) * 1988-02-26 1990-10-09 Industrie Pirelli S.P.A. Gas mask for operation in contaminated areas
US4991577A (en) * 1988-01-25 1991-02-12 Shigematsu Works Co., Ltd. Exhalation valve means of a respiration mask

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4991577A (en) * 1988-01-25 1991-02-12 Shigematsu Works Co., Ltd. Exhalation valve means of a respiration mask
US4961420A (en) * 1988-02-26 1990-10-09 Industrie Pirelli S.P.A. Gas mask for operation in contaminated areas

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