JPH03103656U - - Google Patents
Info
- Publication number
- JPH03103656U JPH03103656U JP1023390U JP1023390U JPH03103656U JP H03103656 U JPH03103656 U JP H03103656U JP 1023390 U JP1023390 U JP 1023390U JP 1023390 U JP1023390 U JP 1023390U JP H03103656 U JPH03103656 U JP H03103656U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- display
- counter
- timekeeping
- period
- 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 5
- 238000005259 measurement Methods 0.000 claims 1
- 238000003708 edge detection Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1023390U JPH03103656U (xx) | 1990-02-06 | 1990-02-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1023390U JPH03103656U (xx) | 1990-02-06 | 1990-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03103656U true JPH03103656U (xx) | 1991-10-28 |
Family
ID=31513818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1023390U Pending JPH03103656U (xx) | 1990-02-06 | 1990-02-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03103656U (xx) |
-
1990
- 1990-02-06 JP JP1023390U patent/JPH03103656U/ja active Pending
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