| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Hinges for doors or windows | |
| #3 | Locks | |
| #4 | Indexing scheme relating to hinges | |
| #5 | Nails | |
| #6 | Unspecified technologies | |
| #7 | Safes | |
| #8 | Household appliances | |
| #9 | Office furniture | |
| #10 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Walters Russell W | 10 |
| #2 | Walters R | 3 |
| #3 | Young Bruce | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4132315A | Security rack for weapons | |
| US4120183A | Lock assembly for high security container | |
| US4022037A | Shield lock assembly | |
| US4023386A | Cover lock assembly | |
| US3976345A | Depository | |
| US3940957A | Bar lock assembly modifications | |
| US3917071A | Weapon security rack | |
| US3921422A | Locking bar system | |
| DE2339032A1 | LOCKING DEVICE WITH BOLT | |
| US3899905A | Locking bar assembly | |
| US3854603A | Security system and method for valuables | |
| US3808850A | Locking handle assembly | |
| US3711894A | Locking bar assembly |