| http://www.w3.org/ns/prov#value | - Patent US5481084 - Method for treating a surface such as a metal surface and producing products ... - Google PatentsSearch Images Maps Play YouTube News Gmail Drive More ??Sign inAdvanced Patent SearchPatentsSubstantial surface areas can be treated by continuously magnetically moving an electric arc around a general loop direction such as a circle, ellipse or oval and moving the surface so that th
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