作者: Howard L. Rose
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摘要: An easy open beverage container has a lever tab for breaking scored panel portion of the end wall by lifting up distal lift end. The is held rotatably to rivet, which acts as fulcrum forcing proximal downward break portion. A plurality spaced apart, unique indicia are disposed in an arc on around rivet. end, after opening can lowered lie against and rotated point one said thereby uniquely identify that opened so it will not be inadvertently used another.