JPH0452403B2 - - Google Patents
Info
- Publication number
- JPH0452403B2 JPH0452403B2 JP57127904A JP12790482A JPH0452403B2 JP H0452403 B2 JPH0452403 B2 JP H0452403B2 JP 57127904 A JP57127904 A JP 57127904A JP 12790482 A JP12790482 A JP 12790482A JP H0452403 B2 JPH0452403 B2 JP H0452403B2
- Authority
- JP
- Japan
- Prior art keywords
- water
- signal
- detection
- water depth
- sensor
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C13/00—Surveying specially adapted to open water, e.g. sea, lake, river or canal
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Electric Clocks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57127904A JPS5918415A (ja) | 1982-07-22 | 1982-07-22 | 携帯用電子式水深計 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57127904A JPS5918415A (ja) | 1982-07-22 | 1982-07-22 | 携帯用電子式水深計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5918415A JPS5918415A (ja) | 1984-01-30 |
JPH0452403B2 true JPH0452403B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-08-21 |
Family
ID=14971530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP57127904A Granted JPS5918415A (ja) | 1982-07-22 | 1982-07-22 | 携帯用電子式水深計 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5918415A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61130890A (ja) * | 1984-11-30 | 1986-06-18 | Citizen Watch Co Ltd | 水深計付電子時計 |
JPH0664161B2 (ja) * | 1985-09-26 | 1994-08-22 | シチズン時計株式会社 | 水深計付電子時計 |
WO1994020886A1 (en) * | 1993-03-12 | 1994-09-15 | Citizen Watch Co., Ltd. | Electronic appliance equipped with function of measurung water depth |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5521061Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-12-06 | 1980-05-21 | ||
JPS5545306Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-12-06 | 1980-10-24 | ||
JPS5580010A (en) * | 1978-12-12 | 1980-06-16 | Tsuruga Denki Seisakusho:Kk | Automatic hydrobarometer-thermometer |
JPS5619480A (en) * | 1979-07-27 | 1981-02-24 | Citizen Watch Co Ltd | Electronic watch |
JPS578406A (en) * | 1980-06-19 | 1982-01-16 | Hattori Seiko Co Ltd | Portable water depth measuring instrument for diver |
-
1982
- 1982-07-22 JP JP57127904A patent/JPS5918415A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5918415A (ja) | 1984-01-30 |