Method of casting photographic representation having tonal and h

Details Method of casting photographic representation having tonal and h Method of casting photographic representation having tonal and h

1978-06-21

1981-03-10

Husar, Francis S.

Metal working

Method of mechanical manufacture

Combined manufacture including applying or shaping of fluent...

295275, 295276, 295271, 291606, 164 34, 164 2, B22D 11126

Patent

active

042545447

ABSTRACT:
The method of casting a representation of a photograph that includes forming an etched plate through a half-toned screen of the photograph, making a mold cavity of the plate, making a wax impression of the rubber mold with the wax impression not completely copying the rubber mold, forming a casting of the wax impression, coloring the surface of the casting and sanding and burnishing the surface to remove the coloring from the high areas to produce a cast surface having tonal and height contrasts.

REFERENCES:
patent: 467268 (1892-01-01), Welling
patent: 2118468 (1938-05-01), Jungersen
patent: 3537958 (1970-11-01), Wreun et al.
patent: 3659327 (1972-05-01), Beverick et al.
patent: 4063346 (1977-12-01), Simpson et al.

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