Application Number 00128988 Application Date 2000.07.27 Publication Number 1284594 Publication Date 2001.02.21 Priority Information 1999/7/27 GB 9917619.0 International Classification E04G7/20 Applicant(s) Name Haoli Enterprise Co., Ltd. Address Inventor(s) Name Xie Shanheng Patent Agency Code 72001 Patent Agent zhang shegao AbstractThe connecting pipe for connecting scafford in different diameter Read more