<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31421722</termId><termName>soldering irons</termName><termType>PT</termType><termNote><![CDATA[ Tools for joining metals with solder, having a wedge-shaped metal bit, usually of copper, which is heated. ]]></termNote><termCreatedDate>2026-03-30 20:53:40</termCreatedDate><relation><relationType>UF</relationType><termId>31421723</termId><termName>copper, soldering</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31421724</termId><termName>coppers, soldering</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31421725</termId><termName>iron, soldering</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31421726</termId><termName>irons, soldering</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31421727</termId><termName>soldering coppers</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31421728</termId><termName>soldering iron</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31388506</termId><termName>metal-joining and -holding tools</termName><termType>PT</termType></relation></term>  </Zthes>