Color changeable embossable laminate

作者: Borack Joseph

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参考文章(6)
David W Souza, Contrast color embossed plastics ,(1960)
Ernest R Holmstrom, Natalie S Marcus, Merrill M Smith, Luminous floor or wall covering and method of manufacture ,(1959)
Wisotzky Reuben, Laminated floor and wall covering ,(1957)
Elton E Magnuson, Fred N Blackmore, Multiple-level light-reflective sign ,(1958)
David W Souza, Embossable plastic assembly ,(1958)