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Subjects
Patents, United States, United States. Patent and Trademark Office, Trademarks, Patent laws and legislation, Handbooks, manuals, Forms, Patent practice, Data processing, Information services, Inventions, Law and legislation, Management, Rules and practice, Automation, Chronology, Classification, Creative thinking, Curriculum enrichment, Directories, Examinations, History, Indians of North America, Industrial property, IndustriesPlaces
United StatesID Numbers
- OLID: OL735119A
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