专利名称：Method and apparatus of changing
characters on a font and preparing a fontduplicate
发明人：Clifford John Frazier申请号：US05/760563申请日：19770119公开号：US04094680A公开日：19780613
摘要：A film matrix is reproduced and altered by mounting a replacing image on alight transparent sheet over the image to be replaced on the film matrix. The image tobe replaced is obliterated. The mounted replacing image and the film matrix are thendouble exposed on another piece of film to produce another film matrix with thereplacing image appropriately inserted.
申请人：CASTCRAFT INDUSTRIES, INC.
代理人：Howard B. Rockman,Larry L. Saret
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