| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | Canada | 5 | |
| #3 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Handling thin material | |
| #2 | Bolts for doors or windows | |
| #3 | Locks |
| # | Name | Total Patents |
|---|---|---|
| #1 | Backhouse Headley Townsend | 15 |
| #2 | Tebbs George William | 1 |
| #3 | Headley Townsend Backhouse | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA480154A | Door locks | |
| CA476176A | Detector mechanism for use with sheet-feeding apparatus | |
| CA427918A | Sheet registering apparatus | |
| CA433868A | Sheet-feeding apparatus | |
| CA470960A | Mechanism for registering sheets being fed to printing presses and other machines |