Authors / Writers
Book Genres
Book Publishers
BookStores (USA)
About Us
Contact
Search
Search
Authors:
Patent Office
Search
Alphabetical Index of Patentees and Applicants for Patents of Invention, by B. Woodcroft — Patent Office
Reference Index of Patents of Invention, From 1617 to 1852, by B. Woodcroft. [With] Appendix — Patent Office