Record receiver having plural interactive leaves or a colorless
Having a colorless color-former, developer therefor, or...
Color developed by mere decomposition of color-former
Inventor
active
Black color heat-sensitive diazo microcapsule recording material
Diazo heat-sensitive recording material
Heat-sensitive recording material
Heat-sensitive recording material
Heat-sensitive recording material
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Profile ID: LFUS-PAI-P-867092