Recorders – Markers and/or driving means therefor – With ink supply to marker
Patent
1985-11-12
1987-03-17
Hartary, Joseph W.
Recorders
Markers and/or driving means therefor
With ink supply to marker
340730, 358 75, 400126, G01D 1516
Patent
active
046511750
ABSTRACT:
A multi-color printer prints a graph pattern in which, graph patterns printed in a hard-to-distinguish color are framed by a frame pattern of a different easy-to-distinguish color.
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patent: 4408198 (1983-10-01), Kudirka
patent: 4476486 (1984-10-01), Ayata
Canon Kabushiki Kaisha
Hartary Joseph W.
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