Issued Patents All Time
Showing 76–84 of 84 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4250796 | Method and apparatus for making bags from tubular or semi-tubular webs | Horst Schneider | 1981-02-17 |
| 4244772 | Apparatus for applying transverse weld seams to superposed webs of plastics film | — | 1981-01-13 |
| 4235659 | Apparatus for making and stacking plastics bags | — | 1980-11-25 |
| 4235366 | Plastics sack with internal closure member, base cover sheet and emptying means | Horst Schmidt | 1980-11-25 |
| 4226458 | Lifting tackle for filled sacks | Konrad Tetenborg | 1980-10-07 |
| 4216705 | Apparatus for making carrier bags from two half-tubes running side-by-side | Friedhelm Mundus | 1980-08-12 |
| 4199184 | Lifting gear for filled sacks | — | 1980-04-22 |
| 4184627 | Sack of plastics material with internal fastener and base covering sheet and method of making same | Richard Feldkamper | 1980-01-22 |
| 4181345 | Lifting tackle for filled sacks | — | 1980-01-01 |