| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 6 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Laundering textiles | |
| #2 | Handling thin material | |
| #3 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sauer Frederick W | 12 |
| Publication | Filing date | Title |
|---|---|---|
| CA181890A | Washing machine | |
| CA181891A | Wringer mechanism | |
| US1264211A | Sheet-feeder for printing-presses. | |
| US1264210A | Domestic laundry apparatus. | |
| US1267461A | Constant-level device for sheet-feeders. | |
| CA183973A | Driving mechanism for laundry apparatus | |
| CA177844A | Wash tub | |
| CA183974A | Wringer mechanism | |
| US1239045A | Safety-release for wringers. | |
| US1246943A | Washing-machine. | |
| CA175361A | Washing machine | |
| US1182588A | Universal joint and flexible driving connection. |