| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 32 | |
| #2 | Denmark | 1 | |
| #3 | Spain | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Consumer goods | |
| #4 | Control | |
| #5 | Machine tools | |
| #6 | Furniture and games | |
| #7 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Locks | |
| #3 | Unspecified technologies | |
| #4 | Hand carried bags | |
| #5 | Coin-freed | |
| #6 | Household appliances | |
| #7 | Milling | |
| #8 | Bolts for doors or windows | |
| #9 | Containers for goods storage | |
| #10 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Townsend Harry P | 13 |
| #2 | Johnson Charles E | 7 |
| #3 | Stone Elmer B | 5 |
| #4 | Corbin Wilbur R | 4 |
| #5 | Corbin Albert F | 2 |
| #6 | Bishop Charles B | 1 |
| #7 | Judd Edward A | 1 |
| #8 | Townsend Harry Pond | 1 |
| #9 | Thomas Charles H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1018216A | Lock. | |
| US1016455A | Lock. | |
| US1011521A | Money-receptacle. | |
| US969702A | Key-cutting machine. | |
| US964331A | Lock. | |
| US946710A | Pin-tumbler lock. | |
| US928201A | Padlock. | |
| US917810A | Padlock. | |
| US972865A | Lock. | |
| US915676A | Money-receptacle. | |
| US894726A | Key-duplicator. | |
| US856556A | Lock. | |
| US868306A | Safe-deposit lock. | |
| US916226A | Grooving-machine. | |
| US853485A | Lock. | |
| US878206A | Bolt for desks and other structures. | |
| US857031A | Center for locks. | |
| US875242A | Hinge. | |
| US922065A | Lock. | |
| US834339A | Padlock. |