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| Patents for B65B 39 - Nozzles, funnels, or guides for introducing articles or materials into containers or wrappers (3,203) |
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| 04/06/1976 | US3948015 Packaging system | | 03/09/1976 | US3942303 Biscuit packing systems | | 02/17/1976 | US3938563 Funnel with automatic air bleeding and valved outlet |
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