| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Locks | |
| #3 | General building constructions | |
| #4 | Bolts for doors or windows | |
| #5 | Finishing work on buildings | |
| #6 | Unspecified technologies | |
| #7 | Structural elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Curlett William | 12 |
| #2 | Jost William Reinhart | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1008790A | Knob and spindle connection. | |
| US976784A | Lock. | |
| US956947A | Knob-spindle fastener. | |
| US973412A | Knob and spindle connection. | |
| US933630A | Door-lock. | |
| US927835A | Key-fastener. | |
| US907318A | Lock. | |
| US863786A | Building-wall. | |
| US845763A | Reinforced concrete construction. | |
| US855048A | Building-wall. | |
| US855047A | Building block and wall. | |
| GB189516956A | Improvements in Pipe Couplings. |