| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Transport | |
| #5 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Tools for connecting or disengaging | |
| #4 | Footwear features | |
| #5 | Vehicle suspension arrangements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hand Townson | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US1295892A | Shoe-heel. | |
| US1245907A | Nut-lock. | |
| US1220841A | Expansion-bolt. | |
| US1208551A | Rail-joint. | |
| US1208550A | Bolt. | |
| CA165682A | Wrench | |
| US1163532A | Wrench. | |
| US1071518A | Shock-absorber. | |
| GB191004284A | Improvements in Wrenches. | |
| US938320A | Nut-lock. | |
| US885614A | Nut-lock. | |
| CA206041A | Shoe heel |