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Inventor
COOPER TIMOTHY LYNN
US
2 patents
Patents
2 patents
US7564662B2
Jul 21, 2009
Overload protection system for an electromagnetic lift
CATERPILLAR INC
12 citations
75
US7992850B2
Aug 9, 2011
System and method for controlling electromagnet lift power for material handlers
CATERPILLAR INC
2 citations
57