"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 6939441 | Stock size for paper or board manufacture, method for preparation of size, use of size A stock size intended to be added as a solution to the pulp stock in connection with the manufacture of paper or board in order to improve the characteristics of the paper or board, e.g.), to reduce the absorption of liquids, to increase the dry strength and wet str... | 09/06/2005 |
| 6460760 | Two-up rotated pressure seal return mailer An intermediate for a mailer type business form is provided that is Z-folded to produce a mailer type business form with built-in reply envelope. The mailer type business form is adapted to be used either as a mailing label or as a one-piece mailer. The m... | 10/08/2002 |