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All Patents in class 464/157 | |||||
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Picture | Number | Date | Patentee | Title | |
477,625 | Jun. 21, 1892 | J.S. Detrick | Universal Joint | ||
![]() | 525,358 | Sep. 04, 1894 | F.C. Olin | Gas Engine | |
![]() | 1,259,132 | Mar. 12, 1918 | E. Ritz, Jr. | Portable electric tool | |
![]() | 1,865,950 | Jul. 05, 1932 | C.H. Petskeyes | Coupling for sander drum shafts | |
2,767,564 | Oct. 23, 1956 | F.L. Green | Tool Holder | ||
4,655,655 | Apr. 07, 1987 | H. Schürfeld | Tool and Workpiece Holding Arrangement for Material Removing Machining |