CA270769A - Vacuum tube filament - Google Patents
Vacuum tube filamentInfo
- Publication number
- CA270769A CA270769A CA270769A CA270769DA CA270769A CA 270769 A CA270769 A CA 270769A CA 270769 A CA270769 A CA 270769A CA 270769D A CA270769D A CA 270769DA CA 270769 A CA270769 A CA 270769A
- Authority
- CA
- Canada
- Prior art keywords
- vacuum tube
- tube filament
- filament
- vacuum
- 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 |
---|---|---|---|
CA270769T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA270769A true CA270769A (en) | 1927-05-17 |
Family
ID=35200800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA270769A Expired CA270769A (en) | Vacuum tube filament |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA270769A (en) |
-
0
- CA CA270769A patent/CA270769A/en not_active Expired
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