Explanatory notes
… hand riddles for cinders, sand, seeds, garden mould, etc.; bolting cloth sieves (e.g., for flour); household sieves … with a perforated sheet‑metal bottom; funnels fitted with a filtering device; milk strainers; strainers for filtering … machines or appliances (e.g., for the milling industry, in agriculture, for screening stones, ores, etc.), such …
