| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Lifting and pushing | |
| #2 | Unspecified technologies | |
| #3 | Punching metal | |
| #4 | Measuring length, angles and areas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Countryman Guy A | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US2464118A | Automobile repair tool | |
| US2262385A | Automobile repair tool | |
| US2135278A | Attachment for hydraulic jacks | |
| US2091729A | Hydraulic jack | |
| US2086402A | Checking gauge | |
| US2010713A | Automobile repair tool | |
| US1985151A | Double acting hydraulic jack | |
| US1912828A | Tool for straightening bent beams | |
| US1964250A | Jack | |
| US1879979A | Frame straightening tool | |
| US1912475A | Tool for use in repair work on automobiles | |
| CA368007A | Double acting hydraulic jack |