专利检索 ap:("Gamma S.p.A.") AND inv:"CASTELLI, Renzo" 第 1 页

1.

发明公开
A METHOD AND PIECE OF EQUIPMENT FOR MANUFACTURING AN AIR HEATING DEVICE, AS WELL AS THE AIR HEATING DEVICE 审中-公开

公开(公告)号：EP4256901A1

公开(公告)日：2023-10-11

申请号：EP21810437.0

申请日：2021-11-16

申请人： Gamma S.p.A.

发明人： LAVENI, Pierpaolo , CASTELLI, Renzo , FERRI, Daniele , RE, Renzo

IPC分类号： H05B3/16