4. Dispensing
  5. Plural sources, compartment, containers and/or spaced jacket
  6. Three or more diverse sources

Donald M. Frankie

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Proportional control system for foundry sand mixing device

Dispensing – Plural sources – compartment – containers and/or spaced jacket – Three or more diverse sources
Patent

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Sand mixer

Agitating – Mortar mixer type – With ingredient proportioning
Patent

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Profile ID: LFUS-PAI-P-445081

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