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Home › Heptamethine cyanine compound, near infrared absorbing ink, near infrared absorbing sheet and silver halide photographic material

Heptamethine cyanine compound, near infrared absorbing ink, near infrared absorbing sheet and silver halide photographic material

US Patent 5973158 · Granted Oct 26, 1999

Estimated economic value: $55,000 ⓘ

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