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The Design Documents were organized according to a National Classification before 2000. The Locarno Classification has been used to classify and for classification and search activities since January, 2001.
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INPI has a paper collection of BR industrial designs documents classified according to Locarno Classification. The Design Documents were organized according to a National Classification before 2000. The Locarno Classification has been used to classify and for classification and search activities since January, 2001.
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