E21C 25/62
Machines for making slits approximately perpendicular to the seams either level with
Official title: Machines for making slits approximately perpendicular to the seams either level with, or above or below the level of, the machine
E21C25/62 (Machines for making slits approximately perpendicular to the seams either level with) appears on 0 US grants and 0 published applications in this corpus.
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