Assignee

SCHWARZ HANS D

1 granted patent·4 citations·filing 1969–1969

Technology mixG01S1

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1 record

0130US4653032AArrangement for the determination of the direction and/or distance of objects by means of water-borne sound wavesSCHWARZ HANS D·Filed 1969·Granted Mar 24, 1987·4 cites·16 claims

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