2 Patents
#112 in Huntsville, AL
#488 in Alabama
#94,628 in US
Frederick Mining Controls
Forward Citations = 11
3 inventors:
Huntsville, AL, United States of America
3 inventors (with patents filed for the assignee):
Dean Estill (2 out of 8 patents)
Dwight Medley (2 out of 18 patents)
Larry D Frederick (1 out of 46 patents)
2 patents:
#112 in Huntsville, AL
#488 in Alabama
#94,628 in US
3 inventors: