| http://www.w3.org/ns/prov#value | - ically illustrating electric arc welding apparatus having different modes of operation and bar code and other reading and deciphering components for shifting the apparatus between the modes of operation; [0031]FIG. 9 is a block diagram schematically illustrating use of the code reading and deciphering components for controlling operating parameters of welding apparatus; [0032]FIG. 10 is an end ele
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