03966047 is referenced by 120 patents and cites 2 patents.

A paper currency acceptor which performs a first magnetic test on a first predetermined area of a bill corresponding to an area of a genuine bill printed with magnetic ink to produce a credit signal in response to a genuine bill and to reject a spurious bill not printed with magnetic ink in the first area and which performs a second magnetic test on a second printed area of the bill corresponding to an area of a genuine bill printed with nonmagnetic ink to reject a spurious bill made on a copying apparatus employing magnetic toner particles.

Title
Paper currency acceptor
Application Number
5/526941
Publication Number
3966047
Application Date
November 27, 1974
Publication Date
June 29, 1976
Inventor
Larry E Steiner
Grand Rapids
MI, US
Agent
Shenier & O Connor
Assignee
Rowe International
NJ, US
IPC
B07C 5/344
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