Derwent Abstract of WO 91/13062, Farmitalia Carlo Erba, published Sep. 5, 1991. |
Derwent Abstract of DE 3334220, Bayer AG, published on Nov. 4, 1985. |
Cover page and Derwent Abstract of EP 0,028,346, Bayer AG, published on May 20, 1981. |
Cover Page and Derwent Abstract of European, 0,065,107, Bayer AG, published on Nov. 24, 1988. |
Derwent Abstract of EP 0132771, Hoechst AG, published on Feb. 13, 1985. |
Derwent Abstract of DE 3548085, Bayer AG, published on Jul. 2, 1987. |
Derwent Abstract of EP 0158299, Merz & Co., published on Oct. 16, 1985. |