CA481229A - Vacuum tubes - Google Patents
Vacuum tubesInfo
- Publication number
- CA481229A CA481229A CA481229A CA481229DA CA481229A CA 481229 A CA481229 A CA 481229A CA 481229 A CA481229 A CA 481229A CA 481229D A CA481229D A CA 481229DA CA 481229 A CA481229 A CA 481229A
- Authority
- CA
- Canada
- Prior art keywords
- vacuum tubes
- tubes
- vacuum
- 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 |
---|---|---|---|
CA481229T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA481229A true CA481229A (en) | 1952-02-19 |
Family
ID=35620916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA481229A Expired CA481229A (en) | Vacuum tubes |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA481229A (en) |
-
0
- CA CA481229A patent/CA481229A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA481229A (en) | Vacuum tubes | |
CA480715A (en) | Vacuum tubes | |
CA481360A (en) | Vacuum cleaners | |
CA484458A (en) | Vacuum cleaner | |
AU157714B2 (en) | Electron tubes | |
CA481458A (en) | Electron tubes | |
CA484724A (en) | Electron tubes | |
CA486366A (en) | Vacuum still | |
CA481213A (en) | Electron tube | |
CA482713A (en) | Electron tube | |
CA481892A (en) | Electron tube | |
CA481507A (en) | Inner tubes | |
CA479843A (en) | Vacuum tube voltmeter | |
CA486978A (en) | Vacuum tube apparatus | |
AU1242352A (en) | Electron tubes | |
CA481276A (en) | Photoelectric tubes | |
CA489295A (en) | Cathode-ray tube | |
CA488609A (en) | Traveling-wave tube | |
CA481548A (en) | Grid-controlled electron tubes | |
CA488536A (en) | Vacuum apparatus | |
CA485595A (en) | Vacuum cleaners | |
CA480485A (en) | High vacuum stills | |
CA485038A (en) | Vacuum cleaner | |
CA485039A (en) | Vacuum cleaner | |
AU154178B2 (en) | An improved vacuum milkintr system |