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Denis B. Christopherson, Jr.
Waupun, WI
US
2 patents
2 Patents
US12559826
2026
Free Graphite Containing Powders
Federal-mogul Powertrain LLC
0 cites
US11685982
2023
Free Graphite Containing Powders
Le Corporation De L'ecole Polytechnique De Montreal
0 cites