| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements | |
| #4 | Electrical machinery and energy | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shaping clay | |
| #2 | Packaging | |
| #3 | Electrically-conductive connections | |
| #4 | Unspecified technologies | |
| #5 | General building constructions | |
| #6 | Shaping of plastics | |
| #7 | Unspecified technologies | |
| #8 | Clutches and brakes | |
| #9 | Shafts | |
| #10 | Preparing clay |
| # | Name | Total Patents |
|---|---|---|
| #1 | Eberling Charles M | 16 |
| #2 | Mitten Raymond F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2166946A | Wrapping machine | |
| US2016418A | Apparatus for and method of filling cartons with fuel briquettes | |
| US1922474A | Machine for molding and pressing bricks or blocks | |
| US1781450A | Roller bearing | |
| US1699230A | Concrete mixer | |
| US1765064A | Building-block machine | |
| US1765063A | Clutch | |
| US1567430A | Building block | |
| US1543068A | Block machine | |
| US1542680A | Battery terminal connecter | |
| CA159799A | Baling machine | |
| US1115290A | Baling-machine. | |
| CA156855A | Cement machinery | |
| US1106089A | Cement-working machinery. | |
| US1106088A | Tile-making machine. | |
| CA346287A | Brick and block moulding machine |