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| All Patents in class 408/115B | |||||
| Number | Date | Patentee | Title | Type | |
| 2,383,953 | Sep. 04, 1945 | C.L. Beard | Drill guide | handheld power drill guides | |
| 3,980,287 | Sep. 14, 1976 | J.C. Nilsson | Combination Vise, V-Block and Drill Jig Workholder | V blocks | |
| 4,589,806 | May 20, 1986 | J.W. Rotta, Jr. | Tap and drill guide | drill and tap guides | |
| 5,415,502 | May 16, 1995 | B.A. Dahlin | Drill and tap guide | drill and tap guides | |
| 7,131,796 | Nov. 07, 2006 | B.P. Rooney | Drill and tap guide | drill and tap guides | |