| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 3 | |
| #2 | Germany | 3 | |
| #3 | United States | 3 | |
| #4 | United Kingdom | 1 | |
| #5 | Italy | 1 | |
| #6 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Unspecified technologies | |
| #3 | Turning | |
| #4 | Frames | |
| #5 | Finishing work on buildings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Polos Constantine D | 10 |
| Publication | Filing date | Title |
|---|---|---|
| US4432683A | Toggle bolt assembly | |
| US3874264A | Anchor bolt assembly | |
| US3889570A | Self-drilling anchor device | |
| CA969005A | Self-drilling toggle bolt assembly |