A vacuum packaging device having a lid (22) for sealing over the cavity of a base and a cutting blade (10) and heat bar (12) attached thereto. The cutting blade (10) upon cutting leaves uncut portions on either side of the cut for evacuation of air.
申请公布号
WO03074363(A1)
申请公布日期
2003.09.12
申请号
WO2003US02997
申请日期
2003.01.31
申请人
KOCH EQUIPMENT LLC;KNOWLTON, SCOTT;GROVE, TIMOTHY, A.
