Bath mat having temperature related indicia
作者： Gail B. Frankel
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摘要: Apparatus for determining whether the temperature of bath water is below a selected temperature. A mat having related indicia imprinted on top side surface thereof has layer sensitive ink applied over indicia. The such that it transparent above and at least partially opaque When exceeds temperature, and, when opaque.
lens.org 参考文章(9)
Larry D. Nichols, Color-change indicator ,(1985)
Jeffrey L. Fortune, Floating bath water temperature measuring instrument ,(1975)
Norikazu Nakasuji, Yutaka Shibahashi, Tsutomu Kito, Hiroshi Inagaki, Toy that stably exhibits different colors with indicator for proper temperature application ,(1990)
Zadek Arthur, Nursery-bath thermometer ,(1927)
Noble H. Yoshida, Sharon B. Muir, Fred K. Suzuki, Liquid crystal temperature-monitoring means and method ,(1984)
Kishi Hiroaki, THERMOMETER FOR BATH ,(1983)
Wolfgang Anger, Bath safety mat ,(1982)
John D. Small, Disposable floor mat ,(1986)
Percy L Spencer, Temperature-indicating device ,(1936)