FR744473A - - Google Patents
Info
- Publication number
- FR744473A FR744473A FR744473DA FR744473A FR 744473 A FR744473 A FR 744473A FR 744473D A FR744473D A FR 744473DA FR 744473 A FR744473 A FR 744473A
- 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
- A62C—FIRE-FIGHTING
- A62C4/00—Flame traps allowing passage of gas but not of flame or explosion wave
- A62C4/02—Flame traps allowing passage of gas but not of flame or explosion wave in gas-pipes
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR744473A true FR744473A (en) | 1933-04-20 |
Family
ID=1548564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR744473D Expired FR744473A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR744473A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2482457A (en) * | 1945-03-23 | 1949-09-20 | Bastian Blessing Co | Combination check valve and flash arrester |
| US2810631A (en) * | 1953-08-24 | 1957-10-22 | William A Kanenbley | Flash arrester |
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0
- FR FR744473D patent/FR744473A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2482457A (en) * | 1945-03-23 | 1949-09-20 | Bastian Blessing Co | Combination check valve and flash arrester |
| US2810631A (en) * | 1953-08-24 | 1957-10-22 | William A Kanenbley | Flash arrester |