[go: up one dir, main page]

FR773129A - Improvements to respiratory masks - Google Patents

Improvements to respiratory masks

Info

Publication number
FR773129A
FR773129A FR773129DA FR773129A FR 773129 A FR773129 A FR 773129A FR 773129D A FR773129D A FR 773129DA FR 773129 A FR773129 A FR 773129A
Authority
FR
France
Prior art keywords
respiratory masks
masks
respiratory
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)
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.)
KREMLIN ATEL DU
Original Assignee
KREMLIN ATEL DU
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 KREMLIN ATEL DU filed Critical KREMLIN ATEL DU
Application granted granted Critical
Publication of FR773129A publication Critical patent/FR773129A/en
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
    • A62B18/02—Masks
    • A62B18/025—Halfmasks

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
FR773129D 1934-05-09 1934-05-09 Improvements to respiratory masks Expired FR773129A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR773129T 1934-05-09

Publications (1)

Publication Number Publication Date
FR773129A true FR773129A (en) 1934-11-12

Family

ID=9196623

Family Applications (1)

Application Number Title Priority Date Filing Date
FR773129D Expired FR773129A (en) 1934-05-09 1934-05-09 Improvements to respiratory masks

Country Status (1)

Country Link
FR (1) FR773129A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2823671A (en) * 1954-03-29 1958-02-18 Pulmosan Safety Equipment Corp Respirator
EP0029885A1 (en) * 1979-12-01 1981-06-10 Drägerwerk Aktiengesellschaft Escape filtering apparatus with protective hood
FR3071164A1 (en) * 2017-09-20 2019-03-22 Awairness QUART OF FILTERING RESPIRATORY PROTECTION MASK
WO2022214919A1 (en) * 2021-04-10 2022-10-13 Senouci Samir Maamar Transparent protective respirator mask
WO2024079624A1 (en) 2022-10-12 2024-04-18 Senouci Samir Maamar Breathing protection method and transparent mask

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2823671A (en) * 1954-03-29 1958-02-18 Pulmosan Safety Equipment Corp Respirator
EP0029885A1 (en) * 1979-12-01 1981-06-10 Drägerwerk Aktiengesellschaft Escape filtering apparatus with protective hood
FR3071164A1 (en) * 2017-09-20 2019-03-22 Awairness QUART OF FILTERING RESPIRATORY PROTECTION MASK
WO2019058060A1 (en) * 2017-09-20 2019-03-28 Awairness Quarter mask for respiratory protection with filtering function
WO2022214919A1 (en) * 2021-04-10 2022-10-13 Senouci Samir Maamar Transparent protective respirator mask
WO2024079624A1 (en) 2022-10-12 2024-04-18 Senouci Samir Maamar Breathing protection method and transparent mask
CN119947794A (en) * 2022-10-12 2025-05-06 萨米尔·马马尔·塞努西 Respiratory protection methods and transparent masks

Similar Documents

Publication Publication Date Title
FR773129A (en) Improvements to respiratory masks
FR784478A (en) Improvements to bogies
FR781918A (en) Improvements to inhalers
FR789936A (en) Improvements to ozonators
FR802861A (en) Improvements to rectifier assemblies
FR786200A (en) Improvements made to stencils
FR784638A (en) Improvements to vests
FR788381A (en) Improvements to welding masks
FR781375A (en) Improvements to dental masks
FR804676A (en) Respiratory mask improvements
FR782308A (en) Improvements to cyclecars
FR783383A (en) Improvements to respiratory systems
FR785186A (en) Improvements to respiratory systems
FR772456A (en) Lung breathing mask
FR795623A (en) Improvements relating to airplanes
FR766487A (en) Improvements to inhalers
FR791480A (en) Improvements to parachutes
FR44572E (en) Improvements to parachutes
FR758955A (en) Respiratory mask improvements
FR794881A (en) Improvements to coquettes de moulinage
FR811763A (en) Improvements to cascade transformers
FR789795A (en) Improvements to extinguishers
FR771343A (en) Improvements to harrows
FR769770A (en) Improvements to rectometers
FR785168A (en) Improvements to megohmmeters