Petr K. Koshkin

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Voronezh, RU

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Patents Grantslast 30 patents

Information Patent Grant
Surface acoustic wave bandpass filter including unique V-shaped ele...
- Patent number 5,471,179
- Issue date Nov 28, 1995
- Opytny Zavod Mikroelektroniki "RIF"
- Petr K. Koshkin
- H03 - BASIC ELECTRONIC CIRCUITRY