FR722334A - Gas protection device - Google Patents

Gas protection device

Info

Publication number: FR722334A
Authority: FR; France
Prior art keywords: protection device; gas protection; gas; protection
Prior art date: 1930-11-27
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

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.)

CONSTRUCTION DE MATERIEL DE PR

Original Assignee

CONSTRUCTION DE MATERIEL DE PR

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.)

1930-11-27

Filing date

1930-11-27

Publication date

1932-03-15

1930-11-27 Application filed by CONSTRUCTION DE MATERIEL DE PR filed Critical CONSTRUCTION DE MATERIEL DE PR

1932-03-15 Application granted granted Critical

1932-03-15 Publication of FR722334A publication Critical patent/FR722334A/en

Status Expired legal-status Critical Current

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)

FR722334D 1930-11-27 1930-11-27 Gas protection device Expired FR722334A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR722334T		1930-11-27

Publications (1)

Publication Number	Publication Date
FR722334A true FR722334A (en)	1932-03-15

Family

ID=9100974

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR722334D Expired FR722334A (en)	1930-11-27	1930-11-27	Gas protection device

Country Status (1)

Country	Link
FR (1)	FR722334A (en)

1930
- 1930-11-27 FR FR722334D patent/FR722334A/en not_active Expired

Similar Documents

Publication	Publication Date	Title
FR722334A (en)	1932-03-15	Gas protection device
FR757280A (en)	1933-12-22	Gas protection mask
FR786243A (en)	1935-08-29	Toxic gas protection device
FR803912A (en)	1936-10-12	Gas protection device
FR745987A (en)	1933-05-20	Gas protection device
FR42784E (en)	1933-10-10	Gas protection device
FR747042A (en)	1933-06-09	Gas protection device
FR835209A (en)	1938-12-15	Mask against harmful gases with anti-fog device
FR720678A (en)	1932-02-23	Protective device against glow discharges
FR791798A (en)	1935-12-17	Toxic gas protection device
FR701911A (en)	1931-03-25	Protector against asphyxiating gases
FR721730A (en)	1932-03-07	Selective protection coupling
FR736323A (en)	1932-11-22	Backfire protection device
FR803484A (en)	1936-10-01	Toxic gas protection device
FR693353A (en)	1930-11-19	Conveyor device
FR709492A (en)	1931-08-07	Gas dedusting device
FR719845A (en)	1932-02-10	Gas purification device
FR701001A (en)	1931-03-10	Combustible gas alarm
FR48163E (en)	1937-11-03	Gas protection device
FR727339A (en)	1932-06-16	Selective protection device
FR699028A (en)	1931-02-09	Gas dedusting device
FR761550A (en)	1934-03-21	Asphyxiating gas protection device
FR824346A (en)	1938-02-07	Toxic gas protection device
FR48782E (en)	1938-06-23	Toxic gas protection device
FR835512A (en)	1938-12-23	Combat gas protection device