Identification card

Details Identification card Identification card

1982-09-14

1984-09-04

Thibodeau, Paul J.

Stock material or miscellaneous articles

Display in frame or transparent casing; or diorama including...

156209, 283 72, 283 74, 283109, 283904, 428161, 428172, 428916, B32B 330, B32B 2708

Patent

active

044697252

ABSTRACT:
A monolithic laminate identification card which contains at least two layers (26, 27) with different optical permeability or color. The adjoining joinable surfaces of these layers are provided with complementary, interlocking embossed and debossed formations (21, 22). Under transmitted light a sign or image corresponding to these embossed and debossed formations can be seen that has a different brightness or color from the rest of the card (25).

REFERENCES:
patent: 3511181 (1970-05-01), McGiffen et al.
patent: 3930924 (1976-01-01), Oka et al.
patent: 4006050 (1977-02-01), Hurst et al.
patent: 4298217 (1981-11-01), Moraw et al.

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