Inventor · disambiguated record

Valentin K. Svirschevsky

Also filed as: SVIRSCHEVSKY VALENTIN K

2 granted patents·28 citations·filing 1979–1989

61Inventor score

Technology areasE21B

Files withGERASIMENKO NIKOLAI P1 SVIRSCHEVSKY VALENTIN K1

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2 records

0134US4230191AMachine for making underground excavationsSVIRSCHEVSKY VALENTIN K·Filed 1979·Granted Oct 28, 1980·14 cites·6 claims
0228US5031707AApparatus for making holes in soilGERASIMENKO NIKOLAI P·Filed 1989·Granted Jul 16, 1991·14 cites·5 claims

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