Tag Archives: air-exhausting

Structure of pressure-varying air-exhausting duct

Application Number  00128215 Application Date  2000.12.12 Publication Number  1360124 Publication Date  2002.07.24 Priority Information     International Classification  E04F17/02   Applicant(s) Name  Lin Runquan   Address     Inventor(s) Name  Lin Runquan   Patent Agency Code  00000 Patent Agent   AbstractA pressure-variable air exhausting duct for building is composed of air exhausting pipeline, exhaustion guide… Read More »

Structure of pressure-varying air-exhausting duct

Application Number  00128214 Application Date  2000.12.12 Publication Number  1360123 Publication Date  2002.07.24 Priority Information     International Classification  E04F17/02   Applicant(s) Name  Lin Runquan   Address     Inventor(s) Name  Lin Runquan   Patent Agency Code  00000 Patent Agent   AbstractA pressure-variable air exhausting duct common to a building is composed of air exhausting pipeline,… Read More »