JPH01151346U - - Google Patents
Info
- Publication number
- JPH01151346U JPH01151346U JP4543288U JP4543288U JPH01151346U JP H01151346 U JPH01151346 U JP H01151346U JP 4543288 U JP4543288 U JP 4543288U JP 4543288 U JP4543288 U JP 4543288U JP H01151346 U JPH01151346 U JP H01151346U
- Authority
- JP
- Japan
- Prior art keywords
- calculator
- circuit
- buttons
- changing
- utility
- 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
Description
第１図は本考案のコード式による平面図、第２
図は第１図の１の部分の拡大図、第３図は２の押
ボタン式による左部分の平面図。
Figure 1 is a plan view of the cord type of the present invention;
The figure is an enlarged view of the part 1 in Fig. 1, and Fig. 3 is a plan view of the left part of the push button type 2.
Claims (1)
２、第３図の２のボタンで、プラス又はマイナス
の計算操作の出来るようにした電算器（電卓）の
回路の改良部分。 This is an improved part of the circuit of a calculator that allows plus or minus calculations to be performed using buttons 2 in Figure 1 and 2 in Figure 3 by changing the circuit of the calculator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4543288U JPH01151346U (en) | 1988-04-04 | 1988-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4543288U JPH01151346U (en) | 1988-04-04 | 1988-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01151346U true JPH01151346U (en) | 1989-10-19 |
Family
ID=31271742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4543288U Pending JPH01151346U (en) | 1988-04-04 | 1988-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01151346U (en) |
-
1988
- 1988-04-04 JP JP4543288U patent/JPH01151346U/ja active Pending