Copper plate definitions

Copper plate

A polished plate of copper on which a design is engraved for printing.
Found on https://copperalliance.org.uk/about-copper/copper-glossary/

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Copper plate

A polished plate of rolled copper on which a design is engraved for printing.
Found on https://oldcopper.org/special_topics/glossary.php

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Copper plate

Good quality flat copper used to make printing plates by selective etching or engraving.
Found on https://oldcopper.org/special_topics/glossary.php

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