JPH0257639U - - Google Patents
Info
- Publication number
- JPH0257639U JPH0257639U JP1988136136U JP13613688U JPH0257639U JP H0257639 U JPH0257639 U JP H0257639U JP 1988136136 U JP1988136136 U JP 1988136136U JP 13613688 U JP13613688 U JP 13613688U JP H0257639 U JPH0257639 U JP H0257639U
- Authority
- JP
- Japan
- Prior art keywords
- buzzer
- transmission signal
- time
- transmitting device
- sounds
- 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
- 230000005540 biological transmission Effects 0.000 claims 3
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mobile Radio Communication Systems (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988136136U JPH0523001Y2 (US20030204162A1-20031030-M00001.png) | 1988-10-20 | 1988-10-20 | |
| EP89101343A EP0326129B1 (en) | 1988-01-27 | 1989-01-26 | Guiding device for visually handicapped person |
| DE8989101343T DE68903644T2 (de) | 1988-01-27 | 1989-01-26 | Fuehrungseinrichtung fuer sehbehinderte personen. |
| ES198989101343T ES2035962T3 (es) | 1988-01-27 | 1989-01-26 | Dispositivo de guia para personas con deficiencia visual. |
| US07/541,180 US5032836A (en) | 1988-01-27 | 1990-06-18 | Guiding device for visually handicapped person |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988136136U JPH0523001Y2 (US20030204162A1-20031030-M00001.png) | 1988-10-20 | 1988-10-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0257639U true JPH0257639U (US20030204162A1-20031030-M00001.png) | 1990-04-25 |
| JPH0523001Y2 JPH0523001Y2 (US20030204162A1-20031030-M00001.png) | 1993-06-14 |
Family
ID=31396363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988136136U Expired - Lifetime JPH0523001Y2 (US20030204162A1-20031030-M00001.png) | 1988-01-27 | 1988-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0523001Y2 (US20030204162A1-20031030-M00001.png) |
-
1988
- 1988-10-20 JP JP1988136136U patent/JPH0523001Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0523001Y2 (US20030204162A1-20031030-M00001.png) | 1993-06-14 |
