| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Consumer goods | |
| #3 | Machine tools | |
| #4 | Engines, pumps and turbines | |
| #5 | Mechanical elements | |
| #6 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Filing and indexing | |
| #3 | Springs | |
| #4 | Internal-combustion piston engines | |
| #5 | Garment fastenings | |
| #6 | Advertising | |
| #7 | Handles for hand implements | |
| #8 | Metal wire processing | |
| #9 | Hairstyling and cosmetic |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cook Raymond W | 6 |
| #2 | Tyrrell Oscar S | 2 |
| #3 | Winfield Moshier James | 1 |
| #4 | Ernest Andrew John | 1 |
| #5 | Cook Raymond Wilson | 1 |
| #6 | Norton Truman Morse | 1 |
| #7 | Bleuel William H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2046771A | Clasp | |
| US2024498A | Hair clamp | |
| US2001835A | Spring connecter | |
| US2043152A | Spring | |
| US1935312A | Supporting device | |
| US1935309A | Spring-forming mechanism | |
| US1959940A | Cleaning device | |
| US1959939A | Tool | |
| US1823317A | Clip | |
| US1462193A | Clip | |
| US1384330A | Hammering-handle with interchangeable tools | |
| CA267522A | Electric cord spring | |
| CA238593A | Clip |