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US08656793B2 State of charge indicator and methods related thereto 有权
充电状态指示器及相关方法

State of charge indicator and methods related thereto
摘要:
Embodiments of the invention relate a charge indicator for determining the mass of a fluid contained within a fluid enclosure, wherein the charge indicator responds to a deformation of a solid component in contact with the fluid and wherein the deformation is a function of the mass of fluid contained within the fluid enclosure.
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