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Derwent World Patents Index Manual Code – 2020 Revisions

Category: Documentation

Topic: Patents

Level: Advanced

Language: English

Derwent World Patents Index Manual Code –
2020 Revisions

STN User Documentation

Derwent Manual codes are a powerful search instrument for precision and recall. They cover various areas from electrical to chemical patents and are reviewed regularly. This document covers the latest revisions.

Read more in the STN User Documentation

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