CA310821A - Filament de lampe a vide a chauffage - Google Patents
Filament de lampe a vide a chauffageInfo
- Publication number
- CA310821A CA310821A CA310821A CA310821DA CA310821A CA 310821 A CA310821 A CA 310821A CA 310821 A CA310821 A CA 310821A CA 310821D A CA310821D A CA 310821DA CA 310821 A CA310821 A CA 310821A
- Authority
- CA
- Canada
- Prior art keywords
- filament
- type vacuum
- vacuum tubes
- heater type
- heater
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA310821T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA310821A true CA310821A (fr) | 1931-04-28 |
Family
ID=35270145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA310821A Expired CA310821A (fr) | Filament de lampe a vide a chauffage |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA310821A (fr) |
-
0
- CA CA310821A patent/CA310821A/fr not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA310821A (fr) | Filament de lampe a vide a chauffage | |
| CA317201A (fr) | Lampe a vide et a chauffeur | |
| CA308171A (fr) | Lampe a vide | |
| CA309730A (fr) | Lampe a vide | |
| CA310088A (fr) | Lampe a vide | |
| CA310090A (fr) | Lampe a vide | |
| CA310444A (fr) | Lampe a vide | |
| CA311308A (fr) | Lampe a vide | |
| CA311309A (fr) | Lampe a vide | |
| CA311667A (fr) | Lampe a vide | |
| CA312400A (fr) | Lampe a vide | |
| CA312401A (fr) | Lampe a vide | |
| CA313008A (fr) | Lampe a vide | |
| CA313095A (fr) | Lampe a vide | |
| CA315739A (fr) | Lampe a vide | |
| CA315854A (fr) | Lampe a vide | |
| CA316979A (fr) | Lampe a vide | |
| CA317691A (fr) | Lampe a vide | |
| CA313572A (fr) | Porte-tube a vide | |
| CA327083A (fr) | Cathode de lampe chauffante | |
| CA313269A (fr) | Lampe a electrons | |
| CA308889A (fr) | Systeme a vide de chauffage a la vapeur | |
| CA310706A (fr) | Lampe thermionique | |
| CA312638A (fr) | Lampe thermionique | |
| CA314638A (fr) | Lampe thermionique |