Assignee
No assignee recorded.
Inventors
- Jeffrey S. Plantz (53 patents)
- Daniel J. Wanhainen (13 patents)
- Anthony J. Lammers (16 patents)
- John W. Spirk (224 patents)
- John R. Nottingham (240 patents)
US Patent D472578 · Granted Apr 1, 2003
No assignee recorded.