Seal-Lock or "Sealock" is a cargo container seal that also locks the container, pronounced "seal - lock", not "sea-lock". Invented by Jeffrey H. Liroff in 1996 and awarded numerous United States

United States

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 patent

Patent

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s. The Sealock name is now used generically in the vernacular to describe any cargo container locking device. However, in the UK, the term "Container Lock" is most widely used in the freight industry.