FR50786E - Masque à gaz - Google Patents
Masque à gazInfo
- Publication number
- FR50786E FR50786E FR50786DA FR50786E FR 50786 E FR50786 E FR 50786E FR 50786D A FR50786D A FR 50786DA FR 50786 E FR50786 E FR 50786E
- Authority
- FR
- France
- Prior art keywords
- gas mask
- mask
- gas
- 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
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR50786T | 1939-07-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR50786E true FR50786E (fr) | 1941-03-26 |
Family
ID=8685748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR50786D Expired FR50786E (fr) | 1939-07-12 | 1939-07-12 | Masque à gaz |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR50786E (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2859747A (en) * | 1953-02-09 | 1958-11-11 | Draegerwerk Ag | Dust respirator |
US2996145A (en) * | 1958-09-17 | 1961-08-15 | Gen Motors Corp | Filter sealing means |
US3232292A (en) * | 1962-10-12 | 1966-02-01 | Arizona Nucleonics Inc | Ionized aerosols |
US4811728A (en) * | 1983-07-05 | 1989-03-14 | Auergesellschaft Gmbh | Respirator hood |
-
1939
- 1939-07-12 FR FR50786D patent/FR50786E/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2859747A (en) * | 1953-02-09 | 1958-11-11 | Draegerwerk Ag | Dust respirator |
US2996145A (en) * | 1958-09-17 | 1961-08-15 | Gen Motors Corp | Filter sealing means |
US3232292A (en) * | 1962-10-12 | 1966-02-01 | Arizona Nucleonics Inc | Ionized aerosols |
US4811728A (en) * | 1983-07-05 | 1989-03-14 | Auergesellschaft Gmbh | Respirator hood |
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