U.S. federal trademark · Serial No. 73212906 · Reg. No. 1139408
Attachment Device for Locking Printing Dies to Printing Cylinders-Namely, a Combination of a Strip Engageable with a Groove in the Cylinder and Attachable to One End a Mount for Dies as Straps Engageable with Another Groove in the Cylinder and Attachable to the Opposite End of the Mount
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