Darwin T. McKnight

Follow

Person

Louisville, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Foot of an upright vacuum cleaner
- Patent number D546510
- Issue date Jul 10, 2007
- The Hoover Company
- Richard S. Parr
- D32 - Washing, cleaning, or drying machine
Information Patent Grant
Middle handle portion for a floor cleaner
- Patent number D509933
- Issue date Sep 20, 2005
- The Hoover Company
- Richard S. Parr
- D32 - Washing, cleaning, or drying machine