| http://www.w3.org/ns/prov#value | - Further, FIG. 10 is an enlarged sectional view taken along the line A--A in FIG. 7, and shows electrodes 15 and 16 provided on both ends of the heat generator element 5, and conductors 16 and 17 extending from said electrodes through said insulator base plate 1 to the bottom surface thereof, the lower ends of said conductors being provided with terminals 19 and 20 for attacking lead wires 21 and 2
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