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经营范围
发明名称
Thermal pack
摘要
A two-compartment thermal pack for applying cold to an object including a particulate mixture of a solute and time-delayed gelling agent in one compartment and a liquid solvent in another compartment.
申请公布号
US4967573(A)
申请公布日期
1990.11.06
申请号
US19890445440
申请日期
1989.12.04
申请人
WILHELM, RAYMOND P.
发明人
WILHELM, RAYMOND P.
分类号
A61F7/10;F25D5/02
主分类号
A61F7/10
代理机构
代理人
主权项
地址
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