| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 3 | |
| #2 | Australia | 1 | |
| #3 | Canada | 1 | |
| #4 | Denmark | 1 | |
| #5 | EPO (European Patent Office) | 1 | |
| #6 | India | 1 | |
| #7 | Norway | 1 | |
| #8 | New Zealand | 1 | |
| #9 | United States | 1 | |
| #10 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Typewriters |
| # | Name | Total Patents |
|---|---|---|
| #1 | Siddons-Corby Nigel | 7 |
| #2 | Harding Paul Roy | 6 |
| #3 | Harding Paul R | 2 |
| #4 | Paul Roy Harding | 2 |
| #5 | Nigel Siddons-Corby | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB9203047D0 | Improvements in and relating to printing machines | |
| CA1306638C | Printing apparatus | |
| GB8721460D0 | Ribbon feed for printer | |
| GB8710059D0 | Printing apparatus |