发明授权
US4376027A Portable electrolytic testing device for metals 失效
便携式金属电解测试装置

Portable electrolytic testing device for metals
摘要:
A compact, self-contained, portable electrolytic testing device has a housing which carries an electrical test circuit and a container of an electrolytic solution for use with electrodes of the test circuit for quickly and readily determining the presence of a given metal in a variety of metal alloys.
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