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United States Patent and Trademark Office The US Patent and Trademark Office (PTO) offers World-Wide Web (Web) access to bibliographic and full-text patent databases. Category: Patents Rate this link:5.0 / 1 vote

The US Patent and Trademark Office (PTO) offers World-Wide Web (Web) access to bibliographic and full-text patent databases.

Category: Patents

Rate this link:5.0 / 1 vote

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