NL56309C - - Google Patents
Info
- Publication number
- NL56309C NL56309C NL56309DA NL56309C NL 56309 C NL56309 C NL 56309C NL 56309D A NL56309D A NL 56309DA NL 56309 C NL56309 C NL 56309C
- Authority
- NL
- Netherlands
Links
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
- A62B9/006—Indicators or warning devices, e.g. of low pressure, contamination
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE880549X | 1941-04-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL56309C true NL56309C (en:Method) |
Family
ID=6823367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL56309D NL56309C (en:Method) | 1941-04-17 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR880549A (en:Method) |
| NL (1) | NL56309C (en:Method) |
-
0
- NL NL56309D patent/NL56309C/xx active
-
1942
- 1942-03-25 FR FR880549D patent/FR880549A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR880549A (fr) | 1943-03-29 |