Patent US 4889761A

Patent number	US 4889761A (click link for details and documents via Google Patents)
Title	Substrates having a light-transmissive phase change ink printed thereon and methods for producing same
Inventors	Donald R. Titterington, Jeffrey J. Anderson, James D. Rise, Wayne Jaeger
Company	Tektronix Inc
Filing date	1988-08-25
Grant date	1989-12-26