Name and Date Patents
Download or Read eBook Name and Date Patents PDF written by and published by . This book was released on 1999 with total page 412 pages. Available in PDF, EPUB and Kindle.
| Author | : |
| Publisher | : |
| Total Pages | : 412 |
| Release | : 1999 |
| ISBN-10 | : WISC:89071944979 |
| ISBN-13 | : |
| Rating | : 4/5 (79 Downloads) |
Book Synopsis Name and Date Patents by :
Book excerpt: Photocopy of a typescript index of early unnumbered patents. The entries in the document are arranged chronologically with the "X" patent number provided. Patents that were recovered after the Patent Office fire of 1836 are hand-recorded with class and subclass numbers in the right-hand column.
