Inventor · disambiguated record

David J. Farr

Also filed as: FARR DAVID J

1 granted patent·4 citations·filing 2001–2001

25Inventor score

Technology areasB23K

Files withU S PIPE AND FOUNDRY COMPANY1

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1 record

0142US6730876B2Highly ductile reduced imperfection weld for ductile iron and method for producing sameU S PIPE AND FOUNDRY COMPANY·Filed 2001·Granted May 4, 2004·4 cites·42 claims

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