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经营范围
发明名称
Air cushion maker
摘要
An air cushion maker includes a pair of forming rollers that are provided with recesses and electrothermal wires so that two consecutive plastic films passing between the forming rollers are made into air cushions with geometric puffy air cells.
申请公布号
US8056598(B2)
申请公布日期
2011.11.15
申请号
US20090462323
申请日期
2009.07.31
申请人
CHIANG TUNG-LUNG
发明人
CHIANG TUNG-LUNG
分类号
B32B37/00
主分类号
B32B37/00
代理机构
代理人
主权项
地址
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