| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Mechanical elements | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Unspecified technologies | |
| #3 | Punching metal | |
| #4 | Hinges for doors or windows | |
| #5 | Shafts | |
| #6 | Venting or aerating devices | |
| #7 | Unspecified technologies | |
| #8 | Tools for connecting or disengaging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Biedinger Henry J | 8 |
| #2 | Kuckhoff John C | 3 |
| #3 | Kuckhoff Carl J | 1 |
| #4 | Kuckhoff Sr Carl J | 1 |
| #5 | Kuekhoff Carl J | 1 |
| #6 | Wilson Sr Arthur W | 1 |
| #7 | Compan Merchants National Bank | 1 |
| #8 | Knckhoff Carl J | 1 |
| #9 | Miller Charles F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3195708A | One piece ribbon spool having an integrally molded reversing trip | |
| US3195828A | Ribbon spool | |
| US3207470A | Spring biased pivoted terminal gate valve | |
| US3141711A | Bearing cage | |
| US3075627A | Inked ribbon cartridge casing | |
| US2998878A | Ribbon spool | |
| US2961084A | Typewriter ribbon spool | |
| US2961083A | Typewriter ribbon spool | |
| US3065838A | Ribbon spool | |
| US3008175A | Hinge | |
| US1930177A | Carpenter's clamp |