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| Patents for Crane Packing Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,953,012 | Mar. 27, 1934 | S. Gerrard | Saw Horse Bracket | ||
| 2,821,818 | Feb. 04, 1958 | W.S. Swanson, H.E. McGee | Lapping Machine and Automatic Feed Mechanism Therefor | lapping machines | |