British Government in 1952 be like: 42) United States Patent Callicrate (0) No.: (45) Date of Patent: US006409738B2 US 6.409,738 B2 *Jun. 25, 2002 (54) CASTRATION TOOL AND METHOD Michael P. Callicrate, PO Box 748, St. 3813.983 A 4220.55 61974 Paul 081976 Bolton Kimberling et al 56 50 -AR 52 54 U.S. Jun. Sheet 1 19 41 \40 FIG. 6.409.738 Ah, ves. Turing Machine.