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CARD AND HOLDER FOR FINGERPRINT IDENTIFICATION SYSTEM

  • US 3,677,154 A
  • Filed: 07/23/1970
  • Issued: 07/18/1972
  • Est. Priority Date: 07/23/1970
  • Status: Expired due to Term
First Claim
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1. In combination:

  • a. an identification card comprising a sheet of relatively stiff material having a hole perforating the sheet, b. light sensitive material overlying said hole, c. means to fasten said light sensitive material in said sheet, d. an envelope surrounding said sheet on two sides and four edges, said envelope having opposed apertures on the two sides to expose said light sensitive material, and e. an opaque mask slide composed of two legs connected by a bight each overlying one side of said sheet, said legs being dimensioned to perit shifting of said mask within said envelope, said legs of said mask being provided with opposed openings spaced from said hole in one position of said mask and overlying said hole when said slide is shifted in said envelope.

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