| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 4 | |
| #2 | United States | 4 | |
| #3 | Germany | 3 | |
| #4 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Electrography |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wise David S | 14 |
| #2 | Janik Walter E | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB9121524D0 | Annotating devices for photostatographic machines. | |
| US4928140A | High speed aperture card printer and method | |
| US4924259A | Microform printer | |
| US4860060A | Microfiche printing system and method | |
| US4897687A | Rolled microfilm printing system and method |