JPH01152441U - - Google Patents
Info
- Publication number
- JPH01152441U JPH01152441U JP4937788U JP4937788U JPH01152441U JP H01152441 U JPH01152441 U JP H01152441U JP 4937788 U JP4937788 U JP 4937788U JP 4937788 U JP4937788 U JP 4937788U JP H01152441 U JPH01152441 U JP H01152441U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- heater
- preheating
- electron tube
- reference voltage
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4937788U JPH01152441U (cs) | 1988-04-14 | 1988-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4937788U JPH01152441U (cs) | 1988-04-14 | 1988-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01152441U true JPH01152441U (cs) | 1989-10-20 |
Family
ID=31275484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4937788U Pending JPH01152441U (cs) | 1988-04-14 | 1988-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01152441U (cs) |
-
1988
- 1988-04-14 JP JP4937788U patent/JPH01152441U/ja active Pending