FR1215320A - Assembly and production of an exhalation valve housing for devices to protect against dust of all kinds, toxic gases, etc. - Google Patents
Assembly and production of an exhalation valve housing for devices to protect against dust of all kinds, toxic gases, etc.Info
- Publication number
- FR1215320A FR1215320A FR779201A FR779201A FR1215320A FR 1215320 A FR1215320 A FR 1215320A FR 779201 A FR779201 A FR 779201A FR 779201 A FR779201 A FR 779201A FR 1215320 A FR1215320 A FR 1215320A
- Authority
- FR
- France
- Prior art keywords
- kinds
- assembly
- production
- devices
- valve housing
- 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
- 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
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
- A62B18/10—Valves
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR779201A FR1215320A (en) | 1958-11-15 | 1958-11-15 | Assembly and production of an exhalation valve housing for devices to protect against dust of all kinds, toxic gases, etc. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR779201A FR1215320A (en) | 1958-11-15 | 1958-11-15 | Assembly and production of an exhalation valve housing for devices to protect against dust of all kinds, toxic gases, etc. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1215320A true FR1215320A (en) | 1960-04-15 |
Family
ID=8708305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR779201A Expired FR1215320A (en) | 1958-11-15 | 1958-11-15 | Assembly and production of an exhalation valve housing for devices to protect against dust of all kinds, toxic gases, etc. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1215320A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0336487A1 (en) * | 1988-03-28 | 1989-10-11 | Verenigde Bedrijven Groeneveld B.V. | Hearing protector |
-
1958
- 1958-11-15 FR FR779201A patent/FR1215320A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0336487A1 (en) * | 1988-03-28 | 1989-10-11 | Verenigde Bedrijven Groeneveld B.V. | Hearing protector |
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