| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Germany | 1 | |
| #3 | United Kingdom | 1 | |
| #4 | Italy | 1 | |
| #5 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Machine tools | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Permanently attaching objects | |
| #2 | Metal wire processing | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Walter Grumbacher | 5 |
| #2 | Dawson K | 1 |
| #3 | Dawson Kenneth H | 1 |
| #4 | Max Gudis | 1 |
| #5 | Bardy Peter J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| IT8248281D0 | Bookbinding wire stock former | |
| US3280240A | Binding methods and apparatus | |
| US2147369A | Spiral binding | |
| US2142817A | Binding for books | |
| US2134400A | Spiral binding | |
| US2136878A | Binding construction and method | |
| US2142816A | Binding construction | |
| US2182844A | Machine for making a spirally bound sheaf |