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| All Patents in class 29/283.5 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,283,258 | May 19, 1942 | J. Jensen | Method of and means for producing sheet metal joint locks and the like | |
| 6,532,649 | Mar. 18, 2003 | B.M. Campbell, H.P. Sablowski | Crimping machine | ||