Ignell; Rolf L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ignell; Rolf L..The latest application filed is for "method of manufacturing packing containers".
- Ignell; Rolf L. - Grilly FR
- Ignell; Rolf L. - Grilly Divonne-les-Bains FR
- Ignell; Rolf L. - Divonne-les-Bains FR
| Patent | Date |
|---|---|
| Method of manufacturing packing containers Grant 4,400,862 - Ignell August 30, 1 | 1983-08-30 |
| Closing arrangement for packing containers Grant 4,387,820 - Ignell June 14, 1 | 1983-06-14 |
| Packing container Grant 4,281,769 - Ignell August 4, 1 | 1981-08-04 |
| Tear-up closing device for containers Grant 4,243,152 - Ignell January 6, 1 | 1981-01-06 |
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