Abrasive tool making process – material – or composition
Patent
1989-10-05
1991-01-08
Rizzo, Nicholas S.
Abrasive tool making process, material, or composition
546113, 544280, 544350, C07D49102, A61K 3144
Patent
active
049836129
ABSTRACT:
Disclosed herein are novel benzopyrans having pharmacological activity, to a process for preparing them, to pharmaceutical compositions containing them, and to their use in the treatment of hypertension.
Deininger David D.
Quagliato Dominick
American Home Products Corporation
Patton Walter
Rizzo Nicholas S.
Venkat Jyothsna
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