| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 5 | |
| #2 | United States | 3 | |
| #3 | Australia | 1 | |
| #4 | Germany | 1 | |
| #5 | France | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Indexing scheme relating to hinges | |
| #5 | Doors and windows | |
| #6 | Hinges for doors or windows | |
| #7 | Wing fittings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cowen William | 4 |
| #2 | Brown Mortimer | 2 |
| #3 | Rich Harry M | 2 |
| #4 | Cowen W | 1 |
| #5 | Rich H | 1 |
| #6 | Hackston David | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1000117A | Corner gusset for a tubular frame | |
| CA1008092A | Spring loaded door closer | |
| CA999026A | Door latch | |
| US3877739A | Door latch | |
| US3848908A | Locking device for sliding panels | |
| CA971601A | Locking device for sliding panels | |
| US3672424A | Movable partition wall | |
| CA905284A | Movable partition wall |