The Classification of Patents
by United States. Patent Office · en · published 2007-09-20
A free public domain ebook from Project Gutenberg. Patents -- United States
About this book
The Classification of Patents is one of 76,000+ free public-domain ebooks indexed in the SENTINEL Books catalog, sourced from Project Gutenberg. Published 2007-09-20, written in en, classified under T in the Library of Congress system.
Subjects: Patents -- United States
Bookshelves: Category: Engineering & Technology; Category: Research Methods/Statistics/Information Sys