Inventor · disambiguated record
Jean-Pierre Graf
Also filed as: GRAF JEAN-PIERRE
2 granted patents·25 citations·filing 1976–1987
60Inventor score
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2 records- 0169US4856903AElectronic device for determining a register error in multi-color printing machinesHEIDELBERGER DRUCKMASCH AG·Filed 1987·Granted Aug 15, 1989·15 cites·14 claims
- 0242US4123778AMethod of and apparatus for determining the sharpness of a pictureFOERDERUNG FORSCHUNG GMBH·Filed 1976·Granted Oct 31, 1978·10 cites·8 claims
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