Inventor · disambiguated record
Alfred A. Crabtree
Also filed as: CRABTREE ALFRED A
1 granted patent·50 citations·filing 1975–1975
48Inventor score
Technology areasA63H
Files withHASBRO DEVELOPMENT CORP1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →