Canon Communications LLC, a Los Angeles-based B2B publisher and event organizer, has acquired two German trade shows: Interpart and Surfacts. No financial terms were disclosed. Interpart is a trade show for manufacturers and subcontractors in the automotive, electronics, medical, and machine construction industries in Southern Germany, while Surfacts serves European companies providing mechanical, chemical or thermal surface treatment, finishing technology, galvanizing technology or vacuum coating for a wide range of industries. Canon is controlled by Spectrum Equity Investors, and plans to co-locate the shows into a single exhibition called Medipart. www.cancom.com