http://book.klll.cc/ebooks/subject/36078.opds2025-08-15T16:40:25ZBooks about Patent practice -- United States -- Popular works (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-08-15T16:40:25Zhttps://book.klll.cc/ebooks/64666.opdsPatents and How to Get One: A Practical HandbookUnited States. Department of Commerce