Patent ID: 11890888
Assignee: THE GOVERNMENT OF THE UNITED STATES OF AMERICA, REPRESENTED BY THE SECRETARY OF HOMELAND SECURITY
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 10:
11. The method of claim 9, wherein:
the first printed substrate marking is formed by printing the front side of the substrate using a first printing plate marking on the first printing plate;
the second printed substrate marking is formed by printing the back side of the substrate using a second printing plate marking on the second printing plate;
the third printed substrate marking is formed by printing the back side of the substrate using a third printing plate marking on the third printing plate marking;
the first printed substrate symbol is formed by printing the front side of the substrate using a first printing plate symbol on the first printing plate;
the second printed substrate symbol is formed by printing the back side of the substrate using a second printing plate symbol on the second printing plate; and
the third printed substrate symbol is formed by printing the back side of the substrate using a third printing plate symbol on the third printing plate.