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The tariff classification of crushed rock from Japan
The tariff classification of crushed porphyry, powdered porphyry, and mixtures of water and porphyry from Japan
The tariff classification of serpentine powder from Canada
The tariff classification of volcanic basaltic crushed rock from Australia
Protest and Request for Further Review No. 3001-90-101313, November 2, 1990; mixture of crushed rock and sand; Heading 2515; Heading 6815
The tariff classification of natural rock products from Canada.
The tariff classification of crushed rocks from China
The tariff classification of various pebbles from the Philippines
The tariff classification of crushed limestone from Canada.