Patent ID: 11874917
Assignee: nan
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A security-code selection and recall device comprising:
a viewfinder wheel with at least one viewfinder window;
two or more code wheels rotatably coupled together with the viewfinder wheel about a common axis;
a plurality of characters spaced about a circumferential outer side of each of the viewfinder wheel and the two or more code wheels; and
a plurality of code symbols located in two or more regions of a surface of each of the code wheels, each of the regions is spaced out a different distance from the common axis; and
a plurality of internal windows in at least one of the code wheels adjacent the viewfinder wheel, wherein alignment of one of the characters of each of the viewfinder wheel and the two or more code wheels at a key sequence location reveals through the viewfinder window and one or more of the internal windows a code sequence comprising a subset of the code symbols.