Inventor · disambiguated record

David M. Treherne

Also filed as: TREHERNE DAVID M

2 granted patents·7 citations·filing 1982–1989

50Inventor score

Technology areasG01S G01V

Files withNAT RES DEV2

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2 records

0131US4581727AFinding the direction of a soundNAT RES DEV·Filed 1982·Granted Apr 8, 1986·6 cites·16 claims
0220US4935908AFinding the direction of a soundNAT RES DEV·Filed 1989·Granted Jun 19, 1990·1 cites·12 claims

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