Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304903 | Stapler | John Leszczak, Robert B. Staubitz | 1989-12-05 |
| 4831677 | Sponge mop | Keith Morrison, Robert B. Staubitz, Peter M. MacDonald | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304903 | Stapler | John Leszczak, Robert B. Staubitz | 1989-12-05 |
| 4831677 | Sponge mop | Keith Morrison, Robert B. Staubitz, Peter M. MacDonald | 1989-05-23 |