Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Patent medicines 1 SEE ALSO: Drugs, Nonprescription 6 Patent medicines -- Fiction. 4 Patent medicines -- Juvenile fiction. 2 Patent medicines -- New York (State) -- New York -- History -- 19th century. 2 Patent practice 1 Patent practice -- Popular works. 7 Patent practice -- United States -- Popular works. 8 Patent procedure -- SEE: Patent practice 1 Patent searching 3 Patent searching -- Computer network resources. 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >