Inventor · disambiguated record
Orval C. Mccallum
Also filed as: MCCALLUM ORVAL C
1 granted patent·20 citations·filing 1985–1985
39Inventor score
Technology areasB26D
Files withMCCALLUM ORVAL C1
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →