1 row is stored for this page
| Field | Field type | Value |
|---|
| _creationDate | Datetime | 2021-08-31 11:26:33 AM |
| _modificationDate | Datetime | 2021-08-31 11:26:33 AM |
| _categories | List of String, delimiter: | | Patents |
| _isRedirect | Boolean | No |
| _pageID | Integer | 28,343 |
| _pageName | Page | Patent US 4821220A |
| _pageTitle | String | Patent US 4821220A
|
| _pageNamespace | Integer | 0 |
1 row is stored for this page
| Field | Field type | Value |
|---|
| Office | String | US |
| Number | String | 4821220A |
| Title | String | System for animating program operation and displaying time-based relationships |
| Inventors | List of Page, delimiter: ; | Robert A. Duisberg |
| Company | List of Page, delimiter: ; | Tektronix Inc |
| Filing_date | Date | 1986-07-25 |
| Grant_date | Date | 1989-04-11 |
| Cites | List of Page, delimiter: ; | |
| Links | List of Page, delimiter: ; | |