| 其他書名 | Containing Valuable Information and Advice on the Sale of Patents; an Elucidation of the Best Methods Employed by the Most Successful Inventors in Handling Their Inventions |
| 出版 | Munn & Company, 1902 |
| URL | http://books.google.com.hk/books?id=Jv8UAAAAMAAJ&hl=&source=gbs_api |