发明授权
US4550848A Baffle for canteens to prevent liquid splashing sounds 失效
挡板为食堂防止液体飞溅的声音

Baffle for canteens to prevent liquid splashing sounds
摘要:
An elongated baffle having a plurality of apertured damping members connected together to extend radially outwardly of its center which members are coilable so that the baffle can fit through the neck of a canteen with the members then expanding in the canteen to prevent liquid splashing sounds.
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