353 DUANE AV, Schenectady, NY - Available Office Space For Sale 353 DUANE AV, Schenectady, NY - Available Office Space For Sale 353 DUANE AV, Schenectady, NY - Available Office Space For Sale 353 DUANE AV, Schenectady, NY - Available Office Space For Sale 353 DUANE AV, Schenectady, NY - Available Office Space For Sale