Inventor · disambiguated record

Frederick J. Ligrow

Also filed as: LIGROW FREDERICK J · LIGROW FREDERICK JOSEPH

0 granted patents·2 pending applications·0 citations·filing 2013–2014

Technology areasA63B G09B

Files withLIGROW FREDERICK J1 LIGROW FREDERICK JOSEPH1

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2 records

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →