G - Physics – 09 – G
Patent
G - Physics
09
G
375/13
G09G 3/00 (2006.01) G06F 3/033 (2006.01)
Patent
CA 1244975
Abstract of the Disclosure An image display apparatus wherein a plurality of images having different attributes, such as printed text, a drawing, handwritten data and a natural picture, displayed in superposition on a display screen, are selectively and partially erased. In this way, it is possible that the image having a specific attribute, for example, handwritten data, in a designated area selectively erased. Accordingly, operability of the system is improved where a plurality of images having different attributes are superimposed.
494269
Kotera Hiroshi
Miyamoto Shigeru
Oonishi Kinshiroo
Togawa Masao
Yasumoto Seiichi
Hitachi Ltd.
Kirby Eades Gale Baker
Nippon Telegraph And Telephone Corporation
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