FR1165371A - Masque respiratoire à hublots aérés - Google Patents

Masque respiratoire à hublots aérés

Info

Publication number: FR1165371A
Authority: FR; France
Prior art keywords: breathing mask; ventilated; windows; ventilated windows; breathing
Prior art date: 1956-03-21
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

Inventor

Otto Heinrich Drager

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.)

1956-03-21

Filing date

1957-01-29

Publication date

1958-10-21

1957-01-29 Application filed filed Critical

1958-10-21 Application granted granted Critical

1958-10-21 Publication of FR1165371A publication Critical patent/FR1165371A/fr

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)

FR1165371D 1956-03-21 1957-01-29 Masque respiratoire à hublots aérés Expired FR1165371A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE1165371X		1956-03-21

Publications (1)

Publication Number	Publication Date
FR1165371A true FR1165371A (fr)	1958-10-21

Family

ID=7728838

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1165371D Expired FR1165371A (fr)	1956-03-21	1957-01-29	Masque respiratoire à hublots aérés

Country Status (1)

Country	Link
FR (1)	FR1165371A (fr)

1957
- 1957-01-29 FR FR1165371D patent/FR1165371A/fr not_active Expired

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