74077296
Jul 11, 1990
Feb 4, 1992
sintered hard metals based on nitrides for further manufacture into cutting or wear resistant attachments for machine-tools
Metal Goodscutting or wear resistant attachments for machine-tools; namely, cutting tools, cutting inserts or bits, guides for cutting tools, nozzles, plungers, drawing, forming and blanking dies, mandrels, and rolls made of sintered hard metal based on nitrides
Machinery