Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362116 | Method and semi-automatic apparatus for sewing flypieces to slide fastener chain | Sisir K. Sen Gupta | 1982-12-07 |
| 4324034 | Method and apparatus for gapping and reinforcing slide fastener stringers | Grant E. Berry, Karl E. Bahr, George J. Scagnelli, Frank J. Molnar, Ronald K. McDonald +1 more | 1982-04-13 |