September is a busy month for Chicago Clamp Company and will be hosting booths at the following trade shows: SEAOO-Structural Engineers Association of Ohio :  Where: Columbus, OH When: 9/7-9/8 Table: 21 SEAOI-Structural Engineers Association of Illinois : Where:  Bloomington, IL When: 9/19 Booth: TBA SMACNA-St. Louis Chapter :  Where:…