发明名称 Roofing handroller
摘要 An improved roofing handroller for both press-welding and/or sealing overlapping edges of roofing material sheets together. The present invention provides a roofing handroller comprising a body defining a handle, two extended L-shaped roller bearing sections, each attached at an end of the handle, and two rollers, each rotatably mounted on a roller bearing section.
申请公布号 US5393289(A) 申请公布日期 1995.02.28
申请号 US19940238934 申请日期 1994.05.06
申请人 GREEN, MICHAEL P. 发明人 GREEN, MICHAEL P.
分类号 B29C65/02;E04D15/04;(IPC1-7):B23B35/00 主分类号 B29C65/02
代理机构 代理人
主权项
地址