Derwent world patents index.

Derwent world patents index has editorially enhanced information on more than 20 million patent families.

Saved in:
Bibliographic Details
Format: Online
Language:English
Published: [St. Paul, Minnesota] : Thomson Reuters, [2010-]
Subjects:
Online Access:Coverage: 1963 to present
Tags: Add Tag
No Tags, Be the first to tag this record!

Similar Items