Inventor · disambiguated record

Lihang Su

Also filed as: SU LIHANG

1 granted patent·0 citations·filing 2002–2002

10Inventor score

Technology areasY10S

Files withSHANXI HUIFENG POWER TOOLS CO1

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1 record

016US7246801B2Self-tightening keyless chuckSHANXI HUIFENG POWER TOOLS CO·Filed 2002·Granted Jul 24, 2007·0 cites·8 claims

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