FR745465A - - Google Patents
Info
- Publication number
- FR745465A FR745465A FR745465DA FR745465A FR 745465 A FR745465 A FR 745465A FR 745465D A FR745465D A FR 745465DA FR 745465 A FR745465 A FR 745465A
- Authority
- FR
- France
- 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)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR745465A true FR745465A (fr) | 1933-05-10 |
Family
ID=1549434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR745465D Expired FR745465A (fr) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR745465A (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229078A (en) * | 1989-10-14 | 1993-07-20 | Schwaebische Huettenwerke Gmbh | Filter for the separation of impurities or contaminants |
-
0
- FR FR745465D patent/FR745465A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5229078A (en) * | 1989-10-14 | 1993-07-20 | Schwaebische Huettenwerke Gmbh | Filter for the separation of impurities or contaminants |