Inventor · disambiguated record

Veniamin S. Rotenfeld

Also filed as: ROTENFELD VENIAMIN S

2 granted patents·33 citations·filing 1979–1979

60Inventor score

Technology areasB23D B23K

Files withDUBOVETSKY VASILY Y1 UNIGOVSKY MIKHAIL R1

Top patents by PatentIndex Score

2 records

0171US4336436AMethod for welding girth joints in pipe linesDUBOVETSKY VASILY Y·Filed 1979·Granted Jun 22, 1982·29 cites·7 claims
0224US4231694AApparatus for removing a welding bulge from pipesUNIGOVSKY MIKHAIL R·Filed 1979·Granted Nov 4, 1980·4 cites·2 claims

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