Filter paper insert

Details Filter paper insert Filter paper insert

B - Operations, Transporting

01

D

B01D 27/04 (2006.01) A47J 31/08 (2006.01) B01D 39/08 (2006.01)

Patent

CA 2643639

A filter paper insert includes a filter paper shaped to define at least one side wall surrounding an inside space and an aromatic substance printed on an area of the filter paper.

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