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Disappearing baffle for sonar arrays
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Patent number 4,815,049
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Issue date Mar 21, 1989
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The United States of America as represented by the Secretary of the Navy
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William L. Konrad
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G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Driver for high power sonar systems
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Patent number 4,400,804
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Issue date Aug 23, 1983
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The United States of America as represented by the Secretary of the Navy
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William L. Konrad
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G01 - MEASURING TESTING
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Summing amplifier
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Patent number 4,311,929
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Issue date Jan 19, 1982
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The United States of America as represented by the Secretary of the Navy
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William L. Konrad
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H03 - BASIC ELECTRONIC CIRCUITRY
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Propagation sampled acoustic line array
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Patent number 4,176,339
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Issue date Nov 27, 1979
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The United States of America as represented by the Secretary of the Navy
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William L. Konrad
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G01 - MEASURING TESTING
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