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| All Patents in class 336/210 | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 17,171 | Apr. 28, 1857 | T.S. Scoville | Machine for planing hoops | |
![]() | 628,957 | Jul. 18, 1899 | J.W. Packard | Electric transformer | |
![]() | 1,145,551 | Jul. 06, 1915 | J. Burke | Transformer | |
| 2,346,094 | Apr. 04, 1944 | E.A. Vogel | Ignition Device | ||