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All Patents in class 82/16 | |||||
Number | Date | Patentee | Title | Type | |
2,354,372 | Jul. 25, 1944 | H.C. Kemper, W.F. Groene | Taper Turning Apparatus | metalworking machine mechanisms | |
2,407,778 | Sep. 17, 1946 | H.C. Kemper, W.F. Groene | Taper Turning Apparatus | metalworking machine mechanisms | |
2,517,738 | Aug. 08, 1950 | C. Tree | Taper Boring Head | boring heads | |
2,893,280 | Jul. 07, 1959 | J.E. Ettorre | Angular Turning Attachment |