| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Printing machines | |
| #2 | Unspecified technologies | |
| #3 | Copy machines | |
| #4 | Static electricity | |
| #5 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Vandercook Robert O | 13 |
| #2 | Vandercook Edward O | 2 |
| #3 | Vandercook Frederick R | 2 |
| #4 | Vandercook David D | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1898605A | Proof press and inking mechanism therefor | |
| US1985701A | Proof press | |
| US1399329A | Non-slip driving means | |
| US1381948A | Ink-distributing attachment for platen printing-presses | |
| US1120868A | Inking device for printing-presses. | |
| US1100409A | Printing-press. | |
| CA130996A | Proof printing press | |
| CA130997A | Proof printing press | |
| GB191010377A | Improvements in and relating to Printing Presses. | |
| US992461A | Proof printing-press. | |
| US1076084A | Proof printing-press. | |
| US1042848A | Machine for printing proofs. | |
| US705490A | Means for dissipating static electricity. |