CA2124181A1 - Systeme de numerisation acoustique - Google Patents
Systeme de numerisation acoustiqueInfo
- Publication number
- CA2124181A1 CA2124181A1 CA002124181A CA2124181A CA2124181A1 CA 2124181 A1 CA2124181 A1 CA 2124181A1 CA 002124181 A CA002124181 A CA 002124181A CA 2124181 A CA2124181 A CA 2124181A CA 2124181 A1 CA2124181 A1 CA 2124181A1
- Authority
- CA
- Canada
- Prior art keywords
- acoustic
- receivers
- indicator
- point
- receiver
- 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.)
- Abandoned
Links
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/412,885 | 1989-09-26 | ||
US07/412,885 US4991148A (en) | 1989-09-26 | 1989-09-26 | Acoustic digitizing system |
CA002024527A CA2024527C (fr) | 1989-09-26 | 1990-09-04 | Systeme numerique de localisation acoustique |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002024527A Division CA2024527C (fr) | 1989-09-26 | 1990-09-04 | Systeme numerique de localisation acoustique |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2124181A1 true CA2124181A1 (fr) | 1991-03-27 |
Family
ID=25674287
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002124181A Abandoned CA2124181A1 (fr) | 1989-09-26 | 1990-09-04 | Systeme de numerisation acoustique |
CA002124180A Abandoned CA2124180A1 (fr) | 1989-09-26 | 1990-09-04 | Systeme de numerisation acoustique |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002124180A Abandoned CA2124180A1 (fr) | 1989-09-26 | 1990-09-04 | Systeme de numerisation acoustique |
Country Status (1)
Country | Link |
---|---|
CA (2) | CA2124181A1 (fr) |
-
1990
- 1990-09-04 CA CA002124181A patent/CA2124181A1/fr not_active Abandoned
- 1990-09-04 CA CA002124180A patent/CA2124180A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2124180A1 (fr) | 1991-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FZDE | Dead |