| http://www.w3.org/ns/prov#value | - The plotting apparatus includes a plotting implement 10 and mounting means 16 for mounting the plotting implement 10 so as to maintain the contact tip 13 in contact with the radiation sensitive surface 11, the plotting apparatus further including drive means 17 for controlling movement of the plotting implement 10 and for moving the contact tip 13 to the points and along the lines to be exposed to
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