| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | United States | 4 | |
| #3 | Canada | 1 | |
| #4 | Denmark | 1 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Punching metal | |
| #3 | Gearing | |
| #4 | Burners | |
| #5 | Clutches and brakes | |
| #6 | Cutting | |
| #7 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Barry Nicholas | 11 |
| #2 | Barry Patrick Joseph | 2 |
| #3 | Allen Clyde | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1244943A | Pulley-stand. | |
| US1248994A | Acetylene-torch. | |
| US1264595A | Button-blank-slitting machine. | |
| US1264594A | Safety set-collar. | |
| GB191516619A | Improvements in and relating to Sheet Metal Pulleys. | |
| CA169767A | Split pulley | |
| GB190822131A | Button Cutting Tool for use in Finishing Button Blanks | |
| GB190821855A | Chuck and Drilling Devices for Automatic Button Machines. | |
| GB190712734A | Improvements in or relating to Tool-holders. | |
| GB190410149A | Improvements in Button-making Machinery. |