发明名称 Toy with thermochromic material
摘要 A toy painted with paint containing thermochromic material which changes color as the temperature of the toy varies. Selected portions of the toy may be painted with the thermochromic material to provide a variety of patterns, designs, numbers, letters or other indicia which change color in response to temperature variations. In addition, different portions of the toy may be painted with different paints containing different colored thermochromic materials.
申请公布号 US5503583(A) 申请公布日期 1996.04.02
申请号 US19950422632 申请日期 1995.04.14
申请人 发明人
分类号 A63H17/26;A63H33/22;(IPC1-7):A63H33/00;A63H3/36 主分类号 A63H17/26
代理机构 代理人
主权项
地址