Inventor · disambiguated record

Pieter M. J. Extra

Also filed as: EXTRA PIETER M J

1 granted patent·28 citations·filing 1973–1973

43Inventor score
Technology areasG03G
Files withOCE VAN DER GRINTEN NV1

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1 record

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