| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 6 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Punching metal | |
| #2 | Unspecified technologies | |
| #3 | Chairs and beds | |
| #4 | Office furniture | |
| #5 | Nailing machines | |
| #6 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mcmahan Roy F | 11 |
| #2 | Mcmahan Roy F Sr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1108975A | Swiveled rocker box and base | |
| US2407090A | Method of applying metal binding straps | |
| US2357480A | Apparatus for applying metal straps | |
| US2302969A | Knockdown chair structure | |
| US2253639A | Bending die | |
| US2217914A | Folding table hardware | |
| US2201193A | Method of attaching a hanger | |
| CA394919A | Garment hanger | |
| CA409579A | Metal bound box | |
| CA398961A | Folding table hardware | |
| CA406462A | Bending die | |
| CA428468A | Metal strap applying apparatus |