FR1142014A - Perfectionnement aux masques filtrants - Google Patents

Perfectionnement aux masques filtrants

Info

Publication number
FR1142014A
FR1142014A FR1142014DA FR1142014A FR 1142014 A FR1142014 A FR 1142014A FR 1142014D A FR1142014D A FR 1142014DA FR 1142014 A FR1142014 A FR 1142014A
Authority
FR
France
Prior art keywords
advanced filtering
filtering masks
masks
advanced
filtering
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)
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.)
TOUTE LA PROT
Original Assignee
TOUTE LA PROT
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 TOUTE LA PROT filed Critical TOUTE LA PROT
Application granted granted Critical
Publication of FR1142014A publication Critical patent/FR1142014A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR1142014D 1956-01-23 1956-01-23 Perfectionnement aux masques filtrants Expired FR1142014A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1142014T 1956-01-23

Publications (1)

Publication Number Publication Date
FR1142014A true FR1142014A (fr) 1957-09-12

Family

ID=9642991

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1142014D Expired FR1142014A (fr) 1956-01-23 1956-01-23 Perfectionnement aux masques filtrants

Country Status (1)

Country Link
FR (1) FR1142014A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042033A (en) * 1959-07-27 1962-07-03 Globe Ind Inc Connecting member

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3042033A (en) * 1959-07-27 1962-07-03 Globe Ind Inc Connecting member

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