| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Handles for hand implements | |
| #2 | Unspecified technologies | |
| #3 | Nails | |
| #4 | Crop agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Webster Lewis E | 8 |
| #2 | Robertson Nathaniel Gould | 1 |
| #3 | Pestak Thomas G | 1 |
| #4 | Clark Richard G | 1 |
| #5 | Bell James H | 1 |
| #6 | Edmond Webster Lewis | 1 |
| #7 | Webster Lewis Edmund | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1814186A | Shovel handle | |
| US1652076A | Shovel handle | |
| US1807883A | Back strap shovel | |
| US1761378A | Shovel | |
| GB207261A | Improvements in and relating to shovels and the like | |
| US1519892A | Collapsible shovel | |
| US1476783A | Shovel handle | |
| US1473267A | Reenforcement for shovel handles | |
| US1374713A | Reinforcing or stay bolt for tool-handles | |
| US1369995A | Reinforcing or stay bolt for tool-handles | |
| CA167995A | Shovel handle | |
| CA203612A | Bolt for tool handles | |
| CA255388A | Shovel | |
| CA236669A | Shovel handle | |
| CA261817A | Shovel |