MATRIX DEVICE FOR DETERMINATION OF FREQUENCY Russian patent published in 1994 - IPC

Abstract RU 2022311 C1

FIELD: measurement technology. SUBSTANCE: matrix device includes piezoelectric acoustic line, input wide-band two-directional interdigitation converter and two detector receiver. EFFECT: expanded application field. 3 dwg

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RU 2 022 311 C1

Authors

Vorobej G.K.

Erofeev M.P.

Dates

1994-10-30—Published

1992-02-28—Filed