| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 25 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Materials and metallurgy | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Scaffolding | |
| #3 | Shaping of plastics | |
| #4 | Unspecified technologies | |
| #5 | Foundry moulding | |
| #6 | Shafts | |
| #7 | Construction of roads | |
| #8 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Blaw Jacob B | 15 |
| #2 | Mcarthur Charles D | 7 |
| #3 | Venable William Mayo | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US1114946A | Column-form. | |
| US1129144A | Mold. | |
| US1090583A | Beam-mold. | |
| US1142043A | Paving-form. | |
| US1134543A | Centering device. | |
| US1108201A | Collapsible telescoping form. | |
| US1168659A | Collapsible form. | |
| US967163A | Pipe and process of making the same. | |
| US971391A | Mold. | |
| US1009848A | Tunnel-form. | |
| US979185A | Tunnel-form. | |
| US972803A | Concrete-retaining wall. | |
| US946003A | Centering device. | |
| US946002A | Mold. | |
| US933017A | Mold. | |
| US972802A | Removable supporting-form for concrete. | |
| US871385A | Mold. | |
| US853955A | Ceiling-mold. | |
| US853957A | Ceiling-mold. | |
| US853953A | Centering-mold. |