Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681236 | Drinking glass having a press-molded stem and a base (or pedestal) | — | 1987-07-21 |
| 4321075 | Skimming apparatus | Helmut Sorg | 1982-03-23 |
| 4241546 | Holding device for cup-shaped glassware articles in a glass processing machine | — | 1980-12-30 |
| 4185419 | Working method for the automatic bursting-off and grinding the edges of glasses, and automatic machine for carrying out such method | — | 1980-01-29 |