Leinfelt; Karl E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Leinfelt; Karl E..The latest application filed is for "vacuum cleaner dust container having compressing means associated therewith".
- Leinfelt; Karl E. - Stockholm SE
| Patent | Date |
|---|---|
| Vacuum cleaner dust container having compressing means associated therewith Grant 4,363,156 - Leinfelt December 14, 1 | 1982-12-14 |
| Compressing arrangement for a dust container Grant 4,277,265 - Leinfelt July 7, 1 | 1981-07-07 |
| Combination vacuum cleaner and dust container Grant 4,257,789 - Leinfelt March 24, 1 | 1981-03-24 |
| Vacuum cleaner dust bag and motor disconnect device Grant 4,184,225 - Leinfelt January 22, 1 | 1980-01-22 |
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