An electric appliance comprising modules that can be juxtaposed to one another and interconnected using bridge elements for transmitting electric signals and operating voltages. Prior to singulation, an opening is laser-drilled into an upper die, and subsequently filled with a conductive member. The thread may comprise a polyester continuous filament sewing thread size Tex 30-10, with about 8-10 stitches per inch. This enables the user to achieve correct printing operations while the printer languages of the individual printers connected to the network are transparent to the user. The high frequency power supply, induction heated melting susceptor, pressure pump, and pattern control electronics are all contained in a single unit within adhesive projection distance.