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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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21/00
Flasks; Accessories therefor
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B22C21/12
Accessories
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B22C21/14
for reinforcing or securing moulding materials or cores, e.g. gaggers, chaplets, pins, bars
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