Inventors:
Howard F. Wilkins - Kalispell MT, US
Gretchen M. Bothwell - Kalispell MT, US
Ronald D. Brost - Whitefish MT, US
Kristine M. Brost - Whitefish MT, US
Steven L. Peace - Whitefish MT, US
Richard M. Bendert - Kalispell MT, US
Gerald P. Backer - Southfield MI, US