Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B22
CASTING; POWDER METALLURGY
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B22C
FOUNDRY MOULDING
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5/00
Machines or devices specially designed for dressing or handling the mould material so far as specially adapted for that purpose
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B22C5/04
by grinding, blending, mixing, kneading, or stirring
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B22C5/0486
Movable devices for cutting or mixing material laying on the ground
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