Edward Svidersky by mail: 15 Dmitrievskaya St., pos. Kolodistchi, Minskii Reg., Belarus, 223050 by phone/fax: 375-172-86-80-65 by cell phone: 375-296-22-90-52 by fax: 1-801-469-6197 by e-mail:svidersky@belpatent.com
Leonid Naganov by mail: P.O.Box 245, Minsk, Belarus, 220013 by express mail: 51-5 1-st Ismailovskii Per., Minsk, Belarus, 220013 by phone/fax: 375-172-101-146 by e-mail:naganov@belpatent.com