US 5761154
Assignee
Filed
Aug 26, 1969
Granted
Jun 2, 1998
Location
Abstract
There is disclosed an exploder for an underwater weapon which periodicallyadiates an acoustic signal and activates the weapon only when the echo signal has the same phase as the radiated signal. Thus, echoes from any air-water interface are disregarded.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Jan 28, 1982
Rescinded
Nov 19, 1997
Duration
15 years, 9 months
Record Details
- Patent number
- US 5761154
- Application
- 00485481
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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Back to patent indexSource: USPTO 35 USC §181 secrecy order records