What is differences between us8216392 and us7445677?



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is there an infringement between this patent and lufthansa us8216392 patent?

us8216392 patent produced "cyclean" you can google for images and us7445677 drawings are very close, and also claims are very close

Tarik Mete

Posted 2013-01-10T14:50:08.653

Reputation: 117

Question was closed 2013-01-10T19:41:08.620

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