Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7665181 | Re-circulating vacuum apparatus for cleaning fabric and other non-tensioned surfaces | Albert W. Gebhard, Donovan J. Allen | 2010-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7665181 | Re-circulating vacuum apparatus for cleaning fabric and other non-tensioned surfaces | Albert W. Gebhard, Donovan J. Allen | 2010-02-23 |