Inventor · disambiguated record

Marvin C. Spears

Also filed as: SPEARS MARVIN C

1 granted patent·4 citations·filing 1977–1977

25Inventor score
Technology areasF16D
Files withSPEARS MARVIN C1

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1 record

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