| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 1 | |
| #3 | United Kingdom | 1 | |
| #4 | Netherlands | 1 | |
| #5 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Workshop equipment | |
| #2 | Unspecified technologies | |
| #3 | Accessories for machine tools | |
| #4 | Magnets and transformers | |
| #5 | Cranes | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Palm Bernhard A | 4 |
| #2 | Buck Eugene W | 2 |
| #3 | Carey Richard F | 1 |
| #4 | Walker Nelson A | 1 |
| #5 | Palm B | 1 |
| #6 | Gille Kenneth L | 1 |
| #7 | Buck Eugene Warren | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3602855A | Lifting magnet | |
| US3558173A | Equalizing hanger beam | |
| US3519303A | Self-equalizing multiple point lifting system | |
| US3439304A | Suspension lifting magnet | |
| US3482689A | Magnetic device with impact cushion | |
| US3159061A | Adjustable drill mount | |
| US2820377A | Portable magnetic drill press | |
| GB753249A | Improvements relating to a portable electro-magnetic support unit for a drill | |
| CA550890A | Electro-magnetic drill unit |