CA317201A - Lampe a vide et a chauffeur - Google Patents
Lampe a vide et a chauffeurInfo
- Publication number
- CA317201A CA317201A CA317201A CA317201DA CA317201A CA 317201 A CA317201 A CA 317201A CA 317201 A CA317201 A CA 317201A CA 317201D A CA317201D A CA 317201DA CA 317201 A CA317201 A CA 317201A
- Authority
- CA
- Canada
- Prior art keywords
- vacuum tube
- type vacuum
- heater type
- heater
- tube
- 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 |
|---|---|---|---|
| CA317201T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA317201A true CA317201A (fr) | 1931-11-17 |
Family
ID=35277756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA317201A Expired CA317201A (fr) | Lampe a vide et a chauffeur |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA317201A (fr) |
-
0
- CA CA317201A patent/CA317201A/fr not_active Expired
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