| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Turning | |
| #3 | Forging | |
| #4 | Grinding or polishing devices | |
| #5 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Peterson Victor W | 7 |
| #2 | Daley Frank J | 6 |
| #3 | Maha Otto J | 3 |
| #4 | Hannifin Arthur V | 1 |
| #5 | Ellis Russell E | 1 |
| #6 | Miller Edwin P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2338736A | Riveting | |
| US2342599A | Cylinder honing | |
| US2283491A | Boring apparatus | |
| US2274458A | Cylinder and method of making same | |
| US2320747A | Cylinder honing | |
| GB502969A | Improvements in hydraulic systems | |
| US1400306A | Chuck for machine-tools | |
| US1400272A | Chuck for machine-tools | |
| US1089362A | Chuck. | |
| CA421974A | Cylinder honing device | |
| CA421973A | Cylinder boring apparatus | |
| CA407694A | Rivet press | |
| CA417689A | Riveting apparatus |