29 / | HD | METAL WORKING |
592 | DF | METHOD OF MECHANICAL MANUFACTURE {54} |
592.1 | DF | .~ Electrical device making {14} |
602.1 | DF | .~.~ Electromagnet, transformer or inductor {6} |
603.01 | DF | .~.~.~ Magnetic recording reproducing transducer (e.g., tape head, core, etc.) {4} |
603.07 | DF | .~.~.~.~ Fabricating head structure or component thereof {7} |
603.23 | .~.~.~.~.~ Providing winding {3} | |
603.24 | DF | .~.~.~.~.~.~> Multilayered winding |
603.25 | DF | .~.~.~.~.~.~> By coating |
603.26 | DF | .~.~.~.~.~.~> Preformed winding |