Patents for Theodore F. Johnson


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Patents for Theodore F. Johnson
Patents 1 - 1 of 1
Number	Date	Patentee	Title	Type
3,780,423	Dec. 25, 1973	C.E. Gilbert, Jr., W.E. Petri, Jr., T.F. Johnson, A.J. Lilienthal	Tool Changer	workpiece changers and storage mechanisms