| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Germany | 1 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Stamps | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ellsworth Phinney Edgar | 8 |
| #2 | Phinney Edgar E | 2 |
| #3 | Henry Luland Webster | 1 |
| #4 | Luland Webster H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE670525C | Check printing machine | |
| GB461543A | Improvements in and relating to machines for printing on cheques | |
| US2056292A | Check writer | |
| US2042959A | Check writer | |
| US2021327A | Check writer | |
| US1980822A | Checkwriter | |
| US1906332A | Printing press | |
| US1923685A | Checkwriter | |
| US1886730A | Printing press | |
| US1843732A | Check writing machine | |
| US1794540A | Check-writing machine | |
| US1878789A | Check writer | |
| US1868015A | Check-writing machine | |
| US1796046A | Numbering machine |