JPH0380377U - - Google Patents
Info
- Publication number
- JPH0380377U JPH0380377U JP14212889U JP14212889U JPH0380377U JP H0380377 U JPH0380377 U JP H0380377U JP 14212889 U JP14212889 U JP 14212889U JP 14212889 U JP14212889 U JP 14212889U JP H0380377 U JPH0380377 U JP H0380377U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- differential amplifier
- resistance measuring
- measuring device
- power source
- 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14212889U JP2509631Y2 (ja) | 1989-12-08 | 1989-12-08 | 多チャネル抵坑測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14212889U JP2509631Y2 (ja) | 1989-12-08 | 1989-12-08 | 多チャネル抵坑測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0380377U true JPH0380377U (zh) | 1991-08-16 |
| JP2509631Y2 JP2509631Y2 (ja) | 1996-09-04 |
Family
ID=31688968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14212889U Expired - Lifetime JP2509631Y2 (ja) | 1989-12-08 | 1989-12-08 | 多チャネル抵坑測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2509631Y2 (zh) |
-
1989
- 1989-12-08 JP JP14212889U patent/JP2509631Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2509631Y2 (ja) | 1996-09-04 |
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