Stamp making assembly with two directions of irradiation

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355 99, 355101, 399211, 1014011, B41K 150

Patent

active

058733086

ABSTRACT:
A black sheet is interposed between a manuscript and a porous resin and the manuscript face is irradiated by a linear light source moving along the manuscript face under a laminated state. By this process, the total face of the manuscript is irradiated, and a stamp face is formed by heat generation of the black sheet in accordance with a stamp pattern of the manuscript.

REFERENCES:
patent: 3671124 (1972-06-01), Amolsch et al.
patent: 3942440 (1976-03-01), Ritzerfeld
patent: 4003652 (1977-01-01), Allen et al.
patent: 4714957 (1987-12-01), Takano
patent: 5113225 (1992-05-01), Deguchi

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