Assignee
No assignee recorded.
Inventors
- Michael Colin Cramp (6 patents)
- Unknown
- George Hynd (40 patents)
- Peter Crackett (4 patents)
- Unknown
- Unknown
- Nicholas Charles Ray (47 patents)
- Harry Finch (73 patents)
- John Gary Montana (72 patents)
US Patent 7858640 · Granted Dec 28, 2010
No assignee recorded.