| http://www.w3.org/ns/prov#value | - BRIEF DESCRIPTION OF THE DRAWINGS [0023]FIG. 1 is a partial cross-sectional side view showing a table saw according to a first representative embodiment of the present teachings. [0024]FIG. 2 is a partial cross-sectional plane view of the table saw shown in FIG. 1. [0025]FIG. 3 schematically shows the positional relationship between a circular blade and a penetrable window. [0026]FIG. 4 is a block
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