Inventors:
John M. Kaiser - Elizabethtown PA, US
Dale R. Slesser - Elizabethtown PA, US
Dominic M. Diperna - Elizabethtown PA, US
Richard A. Morgan - Elizabethtown PA, US
Rick A. Floyd - Elizabethtown PA, US
Robert A. Parker - Elizabethtown PA, US
Robert Harvey - Elizabethtown PA, US