FIELD: biology; medicine. SUBSTANCE: device has upper and lower press plates 1 and 2 which have coaxial rectangular holes 3 and 4 in its central part. Plates are provided with screw adjusting rests 10 and clams 9, moreover, there are sections in lower plate which have support surfaces for fitting plate in specimen driving unit. EFFECT: improved precision and efficiency of testing. 4 dwg
Authors
Dates
1994-01-30—Published
1991-06-17—Filed