FR851972A - Masque à gaz - Google Patents

Masque à gaz

Info

Publication number: FR851972A
Authority: FR; France
Prior art keywords: gas mask; mask; gas
Prior art date: 1938-09-10
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

Otto Guttmann

Herbert Heribert

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.)

1938-09-10

Filing date

1939-03-22

Publication date

1940-01-19

1939-03-22 Application filed filed Critical

1940-01-19 Application granted granted Critical

1940-01-19 Publication of FR851972A publication Critical patent/FR851972A/fr

Status Expired legal-status Critical Current

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)

FR851972D 1938-09-10 1939-03-22 Masque à gaz Expired FR851972A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CS851972X		1938-09-10

Publications (1)

Publication Number	Publication Date
FR851972A true FR851972A (fr)	1940-01-19

Family

ID=5456161

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR851972D Expired FR851972A (fr)	1938-09-10	1939-03-22	Masque à gaz

Country Status (1)

Country	Link
FR (1)	FR851972A (fr)

1939
- 1939-03-22 FR FR851972D patent/FR851972A/fr not_active Expired

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